Answer:
49a^6/4
Please give me brainliest, I need it
Step-by-step explanation:
(3 1/2 a^3)(3 1/2 a^3)= 49a^6/4
Answer:
12 1/4 a^6 or 12.25a^6
Step-by-step explanation:
multiply 3.5a^3 by itself and I got 12.25a^6
Hope this helps
What are the solutions to the system of equations? {y=2x2+6x−10 y=−x+5
Answer:
I think this is mistake because y=2x^2+6x-10 y=x+5 this is the right
what is the volume of a square pyramid with a base length of 4 cm and a height of 9 cm
it says round to the nearest hundredth
Answer:
I think it's 3.83
Answer:
Rounded to the nearest hundredth, the answer is 3.83cm^3
Step-by-step explanation:
The equation for the volume of a pyramid is
Lwh/3
The length is 1.8, the width is 2.2, and the height it 2.9. These multiplied together is 11.484. Divide that by three, and you get your answer of 3.828, which when rounded to the nearest hundredth place is 3.83.
Hope this helps!
Can you help me and show work 2
Thank you
Answer:
sure it's 3 2/3
Step-by-step explanation:
the yards are 50 inches so it is going to be
please help me with the question below
Answer:
p(t) = 200(2)^t
Step-by-step explanation:
an exponential function is in the form a(b)^x.
a is the initial value. the initial value is 200 in the problem, so a = 200.
b is the growth/decay rate. because it doubles, b = 2.
therefore, the function is p(t) = 200(2)^t
Enter your answer as an integer. If there is no horizontal asymptote, enter the word none.
Given
\(h(x)=\frac{4x^3+4x-3}{2x^4+3x-3}\)Find
Horizontal Asymptotes
Explanation
As we know that there is two possible cases in arational function for there to be a horizontal asymptotes.
both depend on the higher degree of numerator and denominator.
1, if degree of denominator is equal to degree of numerator then there will be a horizontal asymptote at the ratio between the coefficients of the highest degree of the function.
2. if degree of denominator is lower to degree of numerator then there will be a horizontal asymptote at the y=0
here in given function degree of denominator is less than degree of numerator , so horizontal asymptote at y=0
Final Answer
horizontal asymptote at y=0
Find the perimeter of the region.
41 in.
T
11 in.
T
11 in. >
I
1
I
- 41 in.-
Answer:
18 region
Step-by-step explanation:
step 1. 11+11+1=23
step 2. 23-41= -18 region
Suppose that the probability a seed will germinate is 85%. what is the probability that 7 of these seeds will germinate when 10 are planted? a. 0.1298 b. 0.385 c. 0.12 d. 0.141
Required probability = 120 * 0.0010819 = 0.1298
total number of outcomes of 7 from 10 = 10*9*8 / 3*2*1 = 120
probability of each outcoe is 0.85^7* (0.15)^(3) = 0.0010819
Required probability = 120 * 0.0010819 = 0.1298
Probability is simply how likely something is to happen.
Whenever we’re unsure about the outcome of an event, we can talk about the probabilities of certain outcomes—how likely they are. The analysis of events governed by probability is called statistics.
The best example for understanding probability is flipping a coin:
There are two possible outcomes—heads or tails.
What’s the probability of the coin landing on Heads? We can find out using the equation P(H) = ?P(H)=?P, left parenthesis, H, right parenthesis, equals, question mark.
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Which linear inequality is represented by the graph?1. y>2/3x-22. y<2/3x+23. y
To identify the inequality of the given graph:
1. Identify the equation of the borderline in slope-intercept form (y=mx+b)
- Find the slope (m): Use two points in the line in the next formula:
\(\begin{gathered} m=\frac{y_2-y_1}{x_2-x_1} \\ \\ Points\colon(-3,-3)and(3,1) \\ \\ m=\frac{1-(-3)}{3-(-3)}=\frac{1+3}{3+3}=\frac{4}{6}=\frac{2}{3} \end{gathered}\)- Identify the y-intercept (b): the value of y where the line cross the y-axis (when x is 0)
b= -1
Equation of the border line:
\(y=\frac{2}{3}x-1\)2, Identifify the inequality sing:
-When the inequality is < or > the borderline is a dotted line
-When the inequality is ≥ or ≤ the border line is a full line
-When the inequality is < or ≤ the shaded area is under the borderline
-When the inequality is > or ≥ the shaded are is over the borderline
In this case you have a dotted borderline and a shaded area under the borderline, then, the inequality is:
\(y<\frac{2}{3}x-1\)Which of the following types of distributions use t-values to establish confidence intervals? Standard normal distribution Log.normal distribution ot-distribution O Poisson distribution
The t-distribution is the distribution that uses t-values to establish confidence intervals.t-distribution:
The t-distribution is a probability distribution that is widely used in hypothesis testing and confidence interval estimation. It's also known as the Student's t-distribution, and it's a variation of the normal distribution with heavier tails, which is ideal for working with small samples, low-variance populations, or unknown population variances.The t-distribution is commonly used in hypothesis testing to compare two sample means when the population standard deviation is unknown. When calculating confidence intervals for population means or differences between population means, the t-distribution is also used. The t-distribution is used in statistics when the sample size is small (n < 30) and the population standard deviation is unknown.
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Please help I’m so stressed over this ok here it is it cost $12.50 to enter an amusement park and $1.50 to play each game. Solve an inequality to find the number of games, g, Cole can play if he has $35 to spend at the park. Enter your answer in the box.
Aidan is running for student body president. In today’s election, he received 462 votes out of a total of 825 votes cast. What percent of votes did Aidan get?
Answer:
56%
Step-by-step explanation:
votes received/total votes = %
462/825 = 0.596 = 56%
Answer:
56% of the votes
Step-by-step explanation:
Divide 462 by 825 to get a decimal number. Then multiply the answer by 100 to get a percentage. (This moves the decimal over 2 to the right)
Matti is making moonshine in the woods behind his house. He’s
selling the moonshine in two different sized bottles: 0.5 litres
and 0.7 litres. The price he asks for a 0.5 litre bottle is 8€, for
a
Based on the calculation, it appears that Matti had approximately 94 bottles of 0.5 litres and 11 bottles of 0.7 litres in the last patch of moonshine that he sold.
To solve the problem using the determinant method (Cramer's rule), we need to set up a system of equations based on the given information and then solve for the unknowns, which represent the number of 0.5 litre bottles and 0.7 litre bottles.
Let's denote the number of 0.5 litre bottles as x and the number of 0.7 litre bottles as y.
From the given information, we can set up the following equations:
Equation 1: 0.5x + 0.7y = 16.5 (total volume of moonshine)
Equation 2: 8x + 10y = 246 (total earnings from selling moonshine)
We now have a system of linear equations. To solve it using Cramer's rule, we'll find the determinants of various matrices.
Let's calculate the determinants:
D = determinant of the coefficient matrix
Dx = determinant of the matrix obtained by replacing the x column with the constants
Dy = determinant of the matrix obtained by replacing the y column with the constants
Using Cramer's rule, we can find the values of x and y:
x = Dx / D
y = Dy / D
Now, let's calculate the determinants:
D = (0.5)(10) - (0.7)(8) = -1.6
Dx = (16.5)(10) - (0.7)(246) = 150
Dy = (0.5)(246) - (16.5)(8) = -18
Finally, we can calculate the values of x and y:
x = Dx / D = 150 / (-1.6) = -93.75
y = Dy / D = -18 / (-1.6) = 11.25
However, it doesn't make sense to have negative quantities of bottles. So, we can round the values of x and y to the nearest whole number:
x ≈ -94 (rounded to -94)
y ≈ 11 (rounded to 11)
Therefore, based on the calculation, it appears that Matti had approximately 94 bottles of 0.5 litres and 11 bottles of 0.7 litres in the last patch of moonshine that he sold.
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Question
Matti is making moonshine in the woods behind his house. He’s selling the moonshine in two different sized bottles: 0.5 litres and 0.7 litres. The price he asks for a 0.5 litre bottle is 8€, for a 0.7 litre bottle 10€. The last patch of moonshine was 16.5 litres, all of which Matti sold. By doing that, he earned 246 euros. How many 0.5 litre bottles and how many 0.7 litre bottles were there? Solve the problem by using the determinant method (a.k.a. Cramer’s rule).
The table gives the probabilities that orphaned pets in animal shelters in six cities are one of the types listed
The probability that a randomly selected orphan pet in an animal shelter in Austin is a dog is
%. The probability that a randomly
selected orphaned dog in the same animal shelter in Austin is a Chihuahua is
No
The probability that the Austin orphaned pet is a dog is 32.34%.
The probability that the Austin orphaned dog is a Chihuahua is 29.38%.
What are the probabilities?Probability determines the chances that an event would happen in a random event. The probability the event occurs is 1 and the probability that the event does not occur is 0.
The probability that an orphaned pet in an animal shelter in Austin is a dog = total number of dogs in Austin / total number of pets
(2.76 + 2.86 + 3.44 + 2.65) / (2.76 + 2.86 + 3.44 + 2.65 + 24.50) =
11.71/36.21 = 32.34%
The probability that an orphaned dog in the same animal shelter in Austin is a Chihuahua = total number of Chihuahua in Austin / total number of dogs in Austin
3.44 / 11.71 = 29.38%
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An art school began ten straight years of material fee increases by raising its material fee from $200 to $287. Find the percent increase
Answer:
143.5%of200=287
Step-by-step explanation:
what is the dividend yield on Stock A that sells 15$/share, when company A pays a quarterly dividend of $0.15 per share
Answer: The dividend yield on Stock A = 0.04
Step-by-step explanation:
Given: quarterly dividend = $0.15 per share
Annual dividend per share = 4 x 0.15 = $0.6 [1 year = 4 quarters]
Stock's price per share = $0.15
The computation of dividend is given by :-
Dividend yield = (annual dividend per share) divided by (the stock's price per share).
Here, Dividend yield = (0.6) ÷ 15 = 0.04
Hence, the dividend yield on Stock A = 0.04
a tank holds 4000 liters of water in which 100 grams of salt have been dissolved. saltwater with a concentration of 1 grams/liter is pumped in at 10 liters/minute and the well mixed saltwater solution is pumped out at the same rate. write initial the value problem for:
The mass of salt in the tank at time t.
dS/dt = 10 - S/400
S(0) = 100 grams
The solution is S(t) = 4000 - 3900\(e^{\frac{-t}{400}}\)
A tank holds water V(0) = 4000 liters in which salt S(0) = 100 grams.
So dS/dt = S(in) - S(out)
S(in) = 1 × 10 = 10 gram/liters
S(out) = S/V × 10 = 10S/V gram/liters
V = V(0) + q(in) - q(out)
V = 4000 + 10t - 10t
V = 4000 liters
dS/dt = 10 - 10S/V
dS/dt = 10 - 10S/4000
dS/dt = 10 - S/400
Now given; S(0) = 100.
Here, p(t) = 1/400, q(t) = 10
\(\int p(t)dt = \int\frac{1}{400}dt\)\(\int p(t)dt = \frac{1}{400}t\)
\(\mu=e^{\int p(t)dt}\)
\(\mu=e^{\frac{t}{400}}\)
So, S(t) = \(\frac{\int\mu q(t)dt+C}{\mu}\)
S(t) = \(\frac{\int e^{\frac{t}{400}} \cdot10dt+C}{e^{\frac{t}{400}}}\)
S(t) = \(e^{\frac{-t}{400}} \left({\int e^{\frac{t}{400}} \cdot10dt+C}\right)\)
S(t) = \(e^{\frac{-t}{400}} \left({10\times\frac{e^{\frac{t}{400}}}{1/400} +C}\right)\)
S(t) = \(e^{\frac{-t}{400}} \left({4000\times{e^{\frac{t}{400}} +C}\right)\)
Now solving the bracket
S(t) = 4000 + \(e^{\frac{-t}{400}}\)C.....(1)
At S(0) = 100
100 = 4000 + \(e^{\frac{-0}{400}}\) C
100 = 4000 + \(e^{0}\) C
100 = 4000 + C
Subtract 4000 on both side, we get
C = -3900
Now S(t) = 4000 - 3900\(e^{\frac{-t}{400}}\)
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The complete question is:
A tank holds 4000 liters of water in which 100 grams of salt have been dissolved. Saltwater with a concentration of 1 grams/liter is pumped in at 10 liters/minute and the well mixed saltwater solution is pumped out at the same rate. Write initial the value problem for:
The mass of salt in the tank at time t.
dS/dt =
S(0) =
The solution is S(t) =
Find the measure of each angle:
Please explain
Answer:
Angle X=64⁰ Angle W=68⁰ Angle Y=48⁰
Step-by-step explanation:
Let the measure of angle X be w⁰
Angles in a triangle add upto 180⁰
angle W= w+4⁰ angle Y = w-16⁰
w+w+4⁰+w-16⁰=180⁰
3w-12=180⁰
3w=192
w=64⁰
Angle X= 64⁰ Angle W=68⁰ Angle Y= 48⁰
Is (-5,-8) a solution of y>3x+6?
Choose 1 answer:
A
Yes
B
No
Answer: I am going to go with no...
Step-by-step explanation:
Please please help meee
Answer:
<X= 111 , <Y= 69, <Z 111
Step-by-step explanation:
X and Z are corresponding
solve for Y
180-111= 69
HELP PLS I DONT GET THIS WILL GIVE BRAINLIEST
The triangles are the same
CA= 8.5
AT=5
DG=12
T=70
O=57
C=53
Step-by-step explanation:
This can be a little brain bending but try to imagine rotating ∆DOG to the left once. The bottom side is now OGD. Now, the triangles will look similar. Here is the rule:
The SAS rule states that: If two sides and the included angle of one triangle are equal to two sides and included angle of another triangle, then the triangles are congruent. An included angle is an angle formed by two given sides.
so, side CA is equal to side DO. Side CT is equal to side DG, and side AT is equal to side OG. The answers to the first column are:
CA=8.5m
AT=5m
DG=12m
Now, because the sides are equal, the angles are equal:
>T is the same as >G. =70°
>A is the same as>O = 57°
The angles of a triangle have to add up to 180°, so
70° + 57° = 127°
180°- 127° = 53°
So, angles D and C equal 53°.
How this helps.
The total surface area of the rectangular prism is ________ square centimeters and the lateral surface area is _______ square centimeters.
Answer: surface area is _______ square centimeters.
To answer this question, I would need to know the dimensions of the rectangular prism, as both the total surface area and the lateral surface area depend on the dimensions of the prism.
Assuming the rectangular prism has length (l), width (w), and height (h), the formulas for the total surface area and the lateral surface area are:
Total surface area = 2lw + 2lh + 2wh
Lateral surface area = 2lh + 2wh
Therefore, to find the total surface area and lateral surface area of a specific rectangular prism, I would need to know its dimensions (length, width, and height) and plug them into these formulas.
Step-by-step explanation:
first to solve right get brainlest
56 is 0.4% of what number?
Answer:
140
Step-by-step explanation:
Let the number = x
Hence, the expression can be written has:
0.4 of x = 56
0.4x = 56
Divide both sides by 0.4
0.4x / 0.4 = 56 / 0.4
x = 140
Hence, 56 is 0.4 of 140
Nick made orange juice by mixing orange juice concentrate with water. Nick’s friend said that the orange juice tasted very diluted. What does his friend’s statement mean?
There is an equal amount of juice concentrate compared to water.
There is a large amount of juice concentrate compared to water.
There is a very small amount of juice concentrate compared to water.
there is a very small amount of juice to water
his friend says it tastes very diluted, diluted meaning it tasted too watered down.
Answer:
There is a very small amount of juice concentrate compared to water.
Step-by-step explanation:
Diluted means that the flavor of the substance was weakened by water. So, in this situation, the orange juice was weakened by too much water and not enough juice concentrate. Hope this helps :)
Troy went to Las Vegas over Spring Break. He spent some time playing Blackjack. Troy's gambling winnings during this trip totaled $2,500; his losses during the trip were $1,300. How much should Troy include in gross income related to his gambling activities?
Nicci is an unmarried taxpayer with no dependents. She received a $720 refund from the state of Utah in March 2022 (this refund was the result of filing her 2021 tax return in early 2022). How much of this refund must Nicci include in gross income if she claimed the standard deduction on her 2021 return?
Troy should include $1,200 in gross income related to his gambling activities.
Nicci claimed the standard deduction, she can exclude the $720 refund from her gross income.
For Troy, the amount he should include in gross income related to his gambling activities is the net winnings, which is calculated by subtracting his losses from his winnings.
Net Winnings = Winnings - Losses
Net Winnings = $2,500 - $1,300
Net Winnings = $1,200
Therefore, Troy should include $1,200 in gross income related to his gambling activities.
For Nicci, if she claimed the standard deduction on her 2021 tax return, she does not need to include the state refund in her gross income. State tax refunds are generally not taxable if the taxpayer did not itemize deductions in the year for which the refund is received. Since Nicci claimed the standard deduction, she can exclude the $720 refund from her gross income.
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(-4x2 + 2) - (-7ac2 + 10x + 1)
Answer:
-4\(x^{2}\)+1+7\(a^{c} ^{2+10}\)x
Step-by-step explanation:
hey can someone pls help me asap
Answer:
non-Proportional
Step-by-step explanation:
It doesn't go through the origin (0,0)
Help, will rate brainlist if correct!!
y = x4 - 5x2
A.) What is the y-intercept of this graph? How do you know? (1 point)
B.) What are the x-intercepts/roots/zeros? Show your work. (4 points)
C.) Describe the end behavior of this function (2 points)
D.) Draw a graph of this function, carefully labeling your intercepts and showing the end behavior.
A. The y-intercept is at the point (0, 0).
B. The zeros are x = 0 or x = ±√5
C.
How to solve the expressionA) The y-intercept of this graph is the point where x = 0.
When x = 0, the value of y
= 0^4 - 5*0^2
= 0.
Therefore, the y-intercept is at the point (0, 0).
B) The x-intercepts/roots of the function are the values of x that make y = 0.
To find these values, we need to set y = 0 and solve for x:
x⁴ - 5x² = 0
x⁴ = 5x²
x² = x⁴/5
x = ±√(x⁴/5)
We can simplify this expression by factoring x² out of both sides:
x²(x² - 5) = 0
x² = 0 or x² - 5 = 0
x = 0 or x = ±√5
hence the x-intercepts are at x = 0 and x = ±√5.
C) The end behavior of this function refers to how the graph of the function approaches the x-axis as x approaches positive infinity and negative infinity.
x → ∞ f(x) → ∞
x → -∞ f(x) → -∞
D) The graph is attached
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Can someone help me with this problem.
The value of x in the first question is 11 and the value of y is 3.
The value of x in the second question is 4 and the value of y is 4.
The value of x in the third question is -5 23/26 and the value of y is -1/13
What are the solutions of the equations?2x + y = 25 equation 1
2x - 3y = 13 equation 2
The first step is to subtract equation 2 from equation 1:
-4y = -12
Divide both sides of the equation by -4
y = -12 / -4
y = 3
Substitute for y in equation 1:
2x + 3 = 25
2x = 25 - 3
2x = 22
x = 22 / 2
x = 11
-3x + 4y = -18 equation 1
x = -2y - 4
x + 2y = -4 equation 2
Multiply equation 2 by 2
2x + 4y = -8 equation 3
Subtract equation 3 from equation 2:
-5x = -20
Divide both sides of the equation by -5
x = -20 / -5
x = 4
Substitute for x in equation 2:
4 + 2y = -4
4 + 4 = 2y
8 = 2y
y = 8/2
y = 4
-2x + 3y = -15 equation 1
3x + 2y = -23 equation 2
Multiply equation 1 by 3 and equation 2 by 2
-6x + 9y = -45 equation 3
6x + 4y = -46 equation 4
Add equation 3 and equation4 together
13y = -1
y = -1/13
Substitute for y in equation 1:
-2x + 3(-1/13) = -15
-2x -3/13 = -15
-2x = -15 + 3/13
-2x = 11 10/13
x = 11 10/13 ÷ -2
x = 153/13 x -1/2
x = -153/26
x =-5 23/26
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