Answer:
A: (x -f)^2 +(y -g)^2 = h^2
B: domain: [-5, 11]; range: [-9, 7]
C: yes, inside
Step-by-step explanation:
Part A:Use of the Pythagorean theorem gets you to the equation for a circle in essentially one step:
sum of squares of sides = square of hypotenuse
(x -f)^2 +(y -g)^2 = h^2 . . . . . . circle centered on (f, g) with radius h
__
Part B:The circle will be defined for values of x in the domain f ± h, and for values of y in the range g ± h.
domain: 3 ± 8 = [-5, 11]
range: -1 ±8 = [-9, 7]
__
Part C:The distance from point (10, -4) to (f, g) is ...
h^2 = (10 -3)^2 +(-4 -(-1))^2
h^2 = 7^2 +(-3)^2 = 49 +9 = 58
h = √58 < 8 . . . . the distance to the point is less than h=8.
The point is inside the circle.
What are the coordinates of the point on the directed line segment from (-1, -1) to
(5,-5) that partitions the segment into a ratio of 1 to 3?
The partitions involves dividing the line into subsegments
The coordinate of the point on the directed line segment is (0.5,-2)
How to partition the line?The given parameters are:-
line segment = (-1, -1) to (5,-5)
Segment ratio = 1 : 3
The coordinates of the partition is calculated as:
\((x,y) = (\frac{mx_2 + nx_1}{m+ n},\frac{my_2 + ny_1}{m+ n})\)
Substitute known values
\((x,y) = (\frac{1 *5 + 3 * -1}{1+ 3},\frac{1 *-5 + 3 * -1}{1+ 3})\)
Evaluate the products
\((x,y) = (\frac{2}{4},\frac{-8}{4})\)
Evaluate the quotients
\((x,y) = (0.5,-2)\)
Hence, the coordinate of the partition is (x,y) = (0.5,-2)
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Please answer I’m begging you
he will need to score 32 points per game he wil; beat the record by 3 points with 190,meaning the new median is greater than the older median so your answer is C.
Find the length of AB with endpoints A(5, 8) and B(-1, 6) Leave answer in simplest radical form.
Answer:
Step-by-step explanation:
Givens
x2 = 5
x1 = - 1
y2 = 8
y1 = 6
Equation
d = sqrt( (x2 - x1)^2 + (y2 - y1)^2 )
Solution
d = sqrt( (5 - - 1)^2 + (8 - 6)^2 )
d = sqrt( 36 + 4)
d = sqrt(40)
d = 2 * sqrt(10)
How much would you have to deposit today to accumulate the same amount of money that $75 monthly payments at a rate of 3.5% compounding monthly for 10 years in an annuity would
earn?
Round to 2 decimal places and do not include the $
symbol.
Answer:
To calculate how much you would have to deposit today to accumulate the same amount of money that $75 monthly payments at a rate of 3.5% compounding monthly for 10 years in an annuity would earn, we can use the formula for the present value of an annuity due:
PV = PMT × ((1 - (1 + r/n)^(-n×t)) / (r/n)) × (1 + r/n)
where:
- PV is the present value of the annuity due (the amount you would have to deposit today)
- PMT is the monthly payment ($75)
- r is the annual interest rate (3.5%)
- n is the number of times interest is compounded per year (12 for monthly compounding)
- t is the number of years (10)
PV = 75 × ((1 - (1 + 0.035/12)^(-12×10)) / (0.035/12)) × (1 + 0.035/12) = **$7,360.47**
Therefore, you would have to deposit **$7,360.47** today to accumulate the same amount of money that $75 monthly payments at a rate of 3.5% compounding monthly for 10 years in an annuity would earn.
Determine the surface area and volume. Note: The base is a square.
Answer:
volume=60cm3, surface area=96cm2
Step-by-step explanation:
volume=1/3×(6×6)×5
=60cm3
surface area= 4(1/2×6×5)+(6×6)
=96cm2
HELP 6th GRADE MATH
To find the the area of a triangle, you can use the expression b x h divided by 2
where b is the base of the triangle and h is its height. What is the area of a triangle with a base of 2 and a height of 4?
Answer: What is the formula for finding the area of a triangle?
Not technically, but sometimes you may have to find the height using the Pythagorean Theorem, so if you have the hypotenuse and the base of a right triangle, the height, h = √(c^2 - b^2), so the area of the triangle could be found by A = 1/2 b √(c^2 - b^2), but it is the same principle as A = 1/2 b h.
Step-by-step explanation:
im in 6th grade to so thats easy
A man bought an old car and had to spend as much as 15% of what he paid for it, on repairs. If his total spend including repairs was 3,45,000, at what price did he buy the car?
The price of the car that the man bought is $3000.
How to calculate the value?Let the initial amount be given as x.
In this case, the man bought an old car and had to spend as much as 15% of what he paid for it, on repairs.
This will be:
x + (15% × x) = 3450
x + 0.15x = 3450
1.15x = 3450
Divide
x = 3450 / 1.15
x = 3000
The car is $3000.
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The price the man bought the old car is 300, 000 units
How to find the amount he bought the car?A man bought an old car and had to spend as much as 15 percent of what he paid for it, on repairs. His total spend including repairs was 345000.
The price he bought the car can be calculated as follows:
let
x = amount he paid for the car
Hence,
amount for repair = 15% of x
amount for repair = 15 / 100 x
amount for repair = 0.15x
Hence,
0.15x + x = 345000
1.15x = 345000
divide both sides by 1.15
x = 345000 / 1.15
x = 300000
Therefore he bought the car for 300, 000
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?.Larry HarrisLines from Two Points (Point Slope Form)May 24, 11:06:23 AMWatch help videoWrite the equation of the line that passes through the points (-8,1) and (4, -1).Put your answer in fully reduced point-slope form, unless it is a vertical or horizontalline.Answer:Submit Answerattempt 1 out of 2
The equation of the line that passes through the points (-8,1) and (4, -1) is
y+0.16x=-0.28 by the concept of coordinate geometry.
What is coordinate geometry?One of the most intriguing mathematical ideas is said to be coordinate geometry. The relationship between geometry and algebra is explained by coordinate geometry (also known as the analytic geometry) using graphs that include curves and lines. It gives them access to geometric concepts in algebra and gives them tools for solving geometric issues. An ordered pair of integers is used to indicate the location of points on a plane in this area of geometry.
How to determine the equation of line through two points?Step 1: find slope=m
Step 2: y-y1=m(x-x1) (eq 1)
Step 3: simplify
According to question p (-8,1) and q (4, -1) are the points
m= \(\frac{-1-1}{4+8}\)
m=-2/12
m=-1/6
m=-0.16
Now, put value of m, y1, x1 in equation 1
y-1=-0.16(x+8)
y+0.16x=-0.28
Therefore, the equation of the line that passes through the points (-8,1) and (4, -1) is y+0.16x=-0.28
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Which quantity is proportional to 40⁄8?
help this will be due nov 7 and I have a lot of it
A sculptor is planning to use a triangular prism as the base for his art project. What is the volume of the pedestal if the area of its Base is 9 in² and the height of the prism is 15 inches?
45 in³
96 in³
135 in³
128 in³
The requried volume of the pedestal is 135 cubic inches.
What is volume?Volume is defined as the mass of the object per unit density while for geometry it is calculated as profile area multiplied by the length at which that profile is extruded.
Here,
The volume of a triangular prism is given by the formula V =base x h, where the base is the area of the base and h is the height of the prism.
In this case, the area of the base is given as 9 in², and the height of the prism is given as 15 inches.
Therefore, the volume of the pedestal is:
V = base x h
V = 9 in² x 15 inches
V = 135 cubic inches
So the volume of the pedestal is 135 cubic inches.
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2) Ayanda wants to invest R200 000. The bank offers him 2 options for his
6 year investment.
Option 1: 12% Simple interest p.a.
Option 2: 9,5% Compound interest p.a.
4.2.1) Calculate the return on Ayanda's investment using Option 1.
●
●
4.2.2) Calculate the return on Ayanda's investment using Option 2.
4.2.3) Which option will render the most money?
Answer:
4.2.1) R140 000
4.2.2) R144 758.28
4.2.3) Option 2
Step-by-step explanation:
To calculate the return on Ayanda's investment using Option 1, we can use the simple interest formula.
\(\boxed{\begin{minipage}{7 cm}\underline{Simple Interest Formula}\\\\$ I =Prt$\\\\where:\\\\ \phantom{ww}$\bullet$ $I =$ interest accrued \\ \phantom{ww}$\bullet$ $P =$ principal amount \\ \phantom{ww}$\bullet$ $r =$ interest rate (in decimal form) \\ \phantom{ww}$\bullet$ $t =$ time (in years) \\ \end{minipage}}\)
Given values:
P = R200 000r = 12% = 0.12t = 6 yearsSubstitute the given values into the formula and solve for I:
\(I=200000 \cdot 0.12 \cdot 6\)
\(I=24000 \cdot 6\)
\(I=144000\)
Therefore, the return on Ayanda's investment using Option 1 is R144000.
\(\hrulefill\)
To calculate the return on Ayanda's investment using Option 2, we can use the compound interest formula.
\(\boxed{\begin{minipage}{7 cm}\underline{Annual Compound Interest Formula}\\\\$ I=P\left(1+r\right)^{t}-P$\\\\where:\\\\ \phantom{ww}$\bullet$ $I =$ interest accrued \\ \phantom{ww}$\bullet$ $P =$ principal amount \\ \phantom{ww}$\bullet$ $r =$ interest rate (in decimal form) \\ \phantom{ww}$\bullet$ $t =$ time (in years) \\ \end{minipage}}\)
Given values:
P = R200 000r = 9.5% = 0.095t = 6 yearsSubstitute the given values into the formula and solve for I:
\(I=200000(1+0.095)^6-200000\)
\(I=200000(1.095)^6-200000\)
\(I=200000(1.72379142...)-200000\)
\(I=344758.28426...-200000\)
\(I=144758.28426...\)
\(I=144758.28\)
Therefore, the return on Ayanda's investment using Option 2 is R144758.28.
\(\hrulefill\)
Comparing the returns from both options, we find that Option 1 offers a return of R144000, while Option 2 offers a return of R144758.28. As R144758.28 > R144000, then Option 2 will render the most money for Ayanda's investment.
Justin has 58 stickers. If he gives 8 stickers to each of his 7 friends, how many stickers will Justin have left?
Answer:
2 stickers
Step-by-step explanation:
We multiply his 7 friends by 8 (stickers given to each friend) to get 56 stickers given total.
We subtract 56 from 58 to get 2 stickers remaining for Justin.
Step-by-step explanation:
Justin is giving out 8 stickers to 7 of his friends
To find out how many stickers he passed out, you would need to do 7×8
7×8 = 56
Now you want to subtract 56 from 58 to figure out how many stickers he had left
58 - 56 = 2
Justin is left with 2 stickers
I am sorry if this didn't make sense
I hope this helps!!!!
A number divided by 7
Select one:
a. 7+x
b. 7/x
c. x/7
d. 7x
Answer:
c. x/7
Step-by-step explanation:
seven is dividing something, and X is the placeholder in this equation.
So, since x is being divided by seven, that rules out B., because that's backwards.
A. and D. don't involve division, so they're both incorrect as well.
Thus we are left with C. x/7
carl has 1,064 legos. sharon has 19 time the amount of legos. how many legos does sharon have
1064 x
19
________
20216 legos
Sharon has 20216 legos
Apples were selling for $.26 a pound Jessica spent $3.77 on apples how many pounds of apples did Jessica buy
Answer:
14.5 pounds of apples.
Step-by-step explanation:
$3.77 ÷ $.26 = 14.5
Apples = 14.5 pounds
Hope this helps! :)
If you want to save your total contribution for all 4 years before you start attending college, how much do you need to save each month if you have 4 years to accomplish your goal?
The solution is:
If my parents are going to pay the 5%, then, they will pay: $2979.
I will need to save $62.06 each month to accomplish my goal.
Here,
I'm going to a 4-year college that will cost $14895/year.
It means that I will need to pay: 14895*4 = $59.580
If my parents are going to pay the 5%, then, they will pay: $2979.
Now, if I want to save my total contribution for all four years, and I have four years to accomplish the goal, then:
Then, if I have 4 years to pay it. It means I have 4*12 = 48 months.
Then I will need to save $2979./48 = $62.06 each month to accomplish my goal.
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complete question:
You are going to a 4-year college in 4 years that will cost $14,895.00/yr. Your parents expect you to pay 5% of the total cost.
How much do you need to pay for each year of attending?
If you want to save your total contribution for all four years before you start attending college, how much do you need to save each month if you have four years to accomplish your goal?
Esmerelda simplified a complex fraction. Her work is shown below.
Negative 5 and one-fourth divided by three-halves = negative StartFraction 21 over 4 EndFraction divided by three-halves = (Negative StartFraction 21 over 4 EndFraction) (Three-halves) = Negative StartFraction 24 over 6 EndFraction = negative 4
What errors did Esmerelda make? Select three options.
Esmerelda converted the mixed number to the wrong improper fraction.
Esmerelda added the numerators.
Esmerelda added the denominators.
Esmerelda did not divide –24 by 6 correctly.
Esmerelda did not use the reciprocal of the divisor
The correct options are:
Esmerelda converted the mixed number to the wrong improper fraction.
Esmerelda added the numerators.
Esmerelda did not divide –24 by 6 correctly.
The errors made by Esmerelda are as follows:
1. Esmerelda converted the mixed number to the wrong improper fraction.
2. Esmerelda added the numerators.
3. Esmerelda did not divide –24 by 6 correctly.
Let's go through each error:
1. Esmerelda converted the mixed number to the wrong improper fraction:
Esmerelda incorrectly converted "Negative 5 and one-fourth" to "Negative StartFraction 21 over 4 EndFraction." The correct conversion would be "Negative StartFraction 5 over 4 EndFraction" since the mixed number -5 1/4 can be expressed as -5 + 1/4 = -5 (1/4) = -5 (4/4) + (1/4) = -5 (4 + 1)/4 = -5 (5/4) = -5 (5 over 4).
2. Esmerelda added the numerators:
Esmerelda incorrectly added the numerators of the fractions, resulting in "Negative StartFraction 21 over 4 EndFraction" instead of the correct numerator of -5 * 4 = -20.
3. Esmerelda did not divide –24 by 6 correctly:
Esmerelda made an error in dividing -24 by 6, resulting in "StartFraction 24 over 6 EndFraction" instead of the correct value of -24 divided by 6, which is -4.
Therefore, the correct options are:
- Esmerelda converted the mixed number to the wrong improper fraction.
- Esmerelda added the numerators.
- Esmerelda did not divide –24 by 6 correctly.
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First answer gets brainliest. You do not need to do the graphing or the shading, just pls tell me the inequalities
Answer:
y\(\geq 20-x\)
\(y\geq 40-5x\)
Step-by-step explanation:
8 nickels = 40 cents
y < 8
x < 35
Let's test
1 nickel and 35 pennies. That doesn't work
4 nickel and 20 pennies. That works. Perhaps we be more precise?
5 nickels and 15 pennies. Right on the point. 20 coins.
Hope this helps :)
Have a nice day!
Peter set off from Town A at 10 am, driving at an average speed of 84 km/h. He reached
Town B at 2 pm. If William set off 1 hour 25 minutes earlier than Peter and took the
same route at an average speed of 70 km/h, at what time would William reach Town B?
Peter left Town A around 10 a.m., traveling at an average speed of 84 km/h. William would reach Town B at 1:23 PM.
Firstly, we need to find the distance between Town A and Town B which can be calculated by calculating the distance travelled by Peter
Time taken by Peter = 2PM - 10AM
= 4 hrs
Speed of Peter = 84 km/h
Distance travelled by Peter = speed × time
= 84 × 4
= 336 km
So, the distance between Town A and Town B = distance travelled by Peter = 336 km.
Now, we will calculate time taken by William.
Speed of William = 70 km / hr
Distance travelled by William = distance between Town A and town B = 336 km
Time taken by William = distance / speed
= 336 / 70 hr
= 4.8 hr
This can b converted into hrs and minutes
4.8 hr = 4 hr + 0.8 × 60
= 4 hr 48 mins
Time William took off = 10 AM - 1hr 25 mins
= 8:35 AM
Now, we will calculate the time William would reach town B.
Time = 8:35 + 4hr 48 mins
= 1:23 PM
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What are the intercepts of the graph of
the equation 4y - x = 8
Answer:
x intercept: (-8,0)
y intercept: (0,2)
8/x^2+ 6x*2x
8/x+6
16/x+6
8/x^2 + 3
4/x^3 + 6x^2
Answer:
Answer is B
Step-by-step explanation:
EDGE2022
the exact value of sin 5pi/12 is
The exact value of sin(5π/12) is (√6 + √2)/4
Calculating the exact value of sin 5pi/12From the question, we have the following parameters that can be used in our computation:
sin 5pi/12
Express properly
So, we have
sin(5π/12)
Convert the angle to degrees
This gives
sin(5π/12) = sin(5/12 * 180)
Evaluate
sin(5π/12) = sin(75)
The actual value of sin(75) is (√6 + √2)/4
This means that
sin(5π/12) = (√6 + √2)/4
Hence, the exact value of sin(5π/12) is (√6 + √2)/4
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The exact value of sin 5π/12 is (√6 + √2)/4
What is trigonometric function?The trigonometric functions are real functions which relate an angle of a right-angled triangle to ratios of two side lengths.
Angle in trigonometry can be measured in either degree or radian.
π is a measurement in radian which is equivalent to 180° in degrees.
Therefore:
5π/12 = 5 × 180/12
= 75°
Therefore sin5π/12 = sin75°
sin75 = sin( 45+30) = sin45cos30+ cos 45sin30
= 1/√2 × √3/2 + 1/√2 × 1/2
= √3/2√2 + 1/2√2
= (√3+1)/2√2
rationalizing;
(2√6 + 2√2)/8
dividing through by 2
=(√6 + √2)/4
therefore tan75 =(√6 + √2)/4
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3. Find the value of each variable.x = -1, y = 30x = 4, y = 2Ox = 3, y = -1ox = 2, y = 4
Note that two matrices are said to be equal if they have the same order, and their corresponding elements are also the same.
Given that,
\(\begin{bmatrix}{4} & {3} & {} \\ {-1} & 2{} & {}{}\end{bmatrix}=\begin{bmatrix}{4} & {y} & {} \\ {x} & 2{} & {}{}\end{bmatrix}\)Compare the corresponding terms to get,
\(\begin{gathered} x=-1 \\ y=3 \end{gathered}\)Thus, the first option is the correct choice.
Question 8 (1 point)
A real estate agent received a 5.5% commission on the sale of a home. If her
commission was $14,960, how much did the home sell for?
The amount of the sale of the home is $2090181.82
How to determine how much the home sells for?From the question, we have the following parameters that can be used in our computation:
Commission = 5.5% on the sale of a home
Also, we have
Commission = 114960
using the above as a guide, we have the following:
5.5% on the sale of a home = 114960
So, we have
5.5% * sale of a home = 114960
Divide both sides by 5.5%
sale of a home = 114960/(5.5%)
Evaluate
sale of a home = 2090181.82
Hence, the sale of the home is $2090181.82
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Another Math Question Help
Answer:
8.25
Step-by-step explanation:
Question 2 will assist the answer to question 1.
You can calculate the horizontal and vertical lengths of two coordinates by subtracting the smallest x coordinate by the largest, doing the same for the y coordinates too:
(-3, 5) (5, 7)
5 - (-3) = 8, the width of x
7 - 5 = 2, the height of y
To calculate the distance between two coordinate sets, use the following formula:
x,y = \(\sqrt{(x2 - x1)^2 + (y2 - y1)^2}\)
Where x1 and y1 are the coordinates of the first set and x2 and y2 are the second set.
Now plug the values in:
\(\sqrt{(5 - -3)^2 + (7 - 5)^2}\)
\(\sqrt{(8)^2 + (2)^2}\)
\(\sqrt{64 + 4}\)
\(\sqrt{68}\) = 8.25
Hope this helps!
Please help, I will give brainliest, I am struggling badly.
Answer:
y= -3/5 x
Step-by-step explanation:
I hope this helps!!!
Which triangle’s area would be calculated using the trigonometric area formula?
Triangle E F D is shown. The length of E F is 10, the length of D F is 7, and the length of D E is 12.
Triangle Q R P is shown. The length of Q R is 5 and the length of R P is 6. Angle Q R P is 40 degrees.
Triangle A B C is shown. The length of A B is 4 and the length of B C is 5. Angle B C A is 25 degrees.
Triangle X Y Z is shown. The length of Y Z is 4. Angle Z X Y is 29 degrees and angle X Y Z is 110 degrees.
Answer:
Triangle Q R P is shown. The length of Q R is 5 and the length of R P is 6. Angle Q R P is 40 degrees.
Step-by-step explanation:
The trigonometric formula refers the two sides length of the triangle and it also consists of included angle to find out the area
A = \(\frac{1}{2}\) ab sin C
QPR contains two sides and the included angle
XYZ has one side and the two angles
DEF has only three sides
And, the ABC contains two sides but does not have the included angle
Based on the explanation above, the correct option is B
Answer: the second option aka B
Step-by-step explanation: The other person explained it and I'm just here to tell you they gave the correct and answer for edge 2020.
A bottle of orange juice contains 64 fluid ounces.how many cups of orange juice are in three bottles
A bottle of orange juice contains 64 fluid ounces. The percent of bottle of orange juice is water is 75% and there are 48 cups of orange juice are there in bottles.
Percentage:
In mathematics, a percentage is a number or a ratio that can be expressed as a fraction of 100. If we need to calculate a percentage of a number, we divide the number by a whole number and multiply by 100. So , percent means one hundredth and the word percent means every 100th. It is represented by the symbol "%".
Using this formula
Percentage = Ounces of water/Ounce bottle of orange juice
Where:
Ounces of water = 48 ounces
Ounce bottle of orange juice = 64 ounce
Let plug in the formula
Percentage = 48/64
Percentage = 0.75×100
Percentage = 75%
Therefore,
the percent of bottle of orange juice is water is 75%.
Complete Question:
A bottle of orange juice contains 64 fluid ounces. how many cups of orange juice are in three bottles. What percent of bottle of orange juice is water
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Answer:
the percent of bottle of orange juice is water is 75%.
Step-by-step explanation:
Find the discriminant and the number of real roots for this equation.
x²+2x+7=0
O A. -24; one real root
B. 28; two real roots
C. -24; no real roots
D. 28; one real root
SUBMIT
Answer:
C. -24 no real roots
Step-by-step explanation