Use the graph to estimate the x- and y-intercepts of the function and describe where the function is positive
X-intercept(s): Select Choice
y-intercept: Select Choice
positive: Select Choice
negative: Select choice
Answers
X- intercept is the point at which graph of function cuts the x - axis. So X intercept is at (1, 0) and (3, 0)
Y- intercept is the point at which graph of function cuts the Y- axis, So y intercept is at (0, 3)
Graph is positive in interval x ≤ 1 and x ≥3
And graph is negative in interval 1 ≤ x ≤ 3
Since, The x intercept is the point where the line crosses the x axis and The y intercept is the point where the line crosses the y axis.
By observing given graph
X intercept is at (1, 0) and (3, 0)
Y intercept is at (0, 3)
By seeing graph, it is observed that graph is positive in interval x ≤ 1 and
x ≥3 and graph is negative in interval 1 ≤ x ≤ 3
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Related Questions
SQL (no data required)
Show a list of product names and unit prices ranked by unit
price into three categories based on price: 1, 2, 3. The
highest-priced products will be marked with a 1, the second
Answers
To generate a list of product names and unit prices ranked by unit price into three categories (1, 2, 3) based on price, you can use a SQL query with the RANK() function.
The highest-priced products will be marked with a 1, the second-highest-priced products with a 2, and so on.
In SQL, you can use the RANK() function along with the ORDER BY clause to rank the products based on their unit prices. The RANK() function assigns a rank to each row in the result set based on the specified ordering criteria. Here's an example SQL query to achieve this:
In this query, products is the name of the table containing the product information. We select the product_name and unit_price columns from the table. The RANK() OVER (ORDER BY unit_price DESC) part ranks the rows based on the unit_price column in descending order, with the highest prices receiving a rank of 1.
The result of this query will include the product names, unit prices, and the assigned price ranks. You can then filter the results based on the price ranks to categorize the products into three categories (1, 2, 3) based on their price rankings.
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d) In how many ways can 5 books be chosen from a collection having at least 5 copies each of a Math book, a Sociology book, a Physics book, an Economics book, a Geography book, a Chemistry book, a History book, and a Biology book
Answers
There are 56 different ways to choose 5 books from this collection.
In this case, we have 8 subjects from which we need to choose 5 books. Since there are at least 5 copies of each book, we can assume that we have enough copies of each subject to choose from. The formula for combinations is nCr = n! / (r!(n-r)!), where n represents the total number of subjects and r represents the number of books to be chosen.
In our case, n = 8 and r = 5.
Plugging these values into the formula, we get 8! / (5!(8-5)!) = 8! / (5!3!).
Simplifying further, we get (8 * 7 * 6) / (3 * 2 * 1) = 56.
Therefore, there are 56 different ways to choose 5 books from this collection.
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How long will it take (a) $20 000 to amount to $24.950 at 5½ % per annum?
Answers
The amount of time it would take $20,000 to amount to $24,950 at 5½ % per annum is 23 years.
How to calculate simple interest and future value?In Mathematics, simple interest can be calculated by using this formula:
S.I = PRT or S.I = A - P
Where:
S.I represents the simple interest.P is the principal or starting amount.R is the interest rate.A is the future value.T represents the time measured in years.By substituting the given parameters into the simple interest formula, we have;
24950 = 20000 × 5.5/100 × t
24950 = 1100t
Time, t = 24950/1100
Time, t = 22.68 ≈ 23 years.
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Find the quotient of 902÷27
(It has a remainder)
Answers
Answer:
The quotient of 902 divided by 27 equals 33 and the remainder is 11.
What is the Hypothesis Test of Proportion where the claim for a marketing campaign is that 0.65 clients respond, and you want to prove it is less. Your survey of 116 clients showed 80 respond. Test the hypothesis at a 5 % level of significance.What is the decision rule for the above?
Answers
The test statistic (1.452) is greater than the critical value (-1.645), so we fail to reject the null hypothesis.
So, We do not have sufficient evidence to conclude that the proportion of clients who respond to the marketing campaign is less than 0.65 at a 5% level of significance.
The hypothesis you want to test is:
H₀: p = 0.65 (claim of the marketing campaign)
Ha: p < 0.65 (you want to prove it is less)
Here, p represents the proportion of clients who respond to the marketing campaign.
To test this hypothesis, you can use the one-sample z-test for proportions. The test statistic can be calculated as:
z = (p(bar) - p) / √(p (1 - p) / n)
Where p(bar) is the sample proportion, p is the hypothesized proportion under the null hypothesis, n is the sample size, and sqrt represents the square root.
In this case, you have:
p (bar) = 80/116 = 0.6897
p = 0.65 (claim of the marketing campaign)
n = 116 (sample size)
So, the test statistic can be calculated as:
z = (0.6897 - 0.65) / √(0.65 (1 - 0.65) / 116)
z = 1.452
To determine the decision rule, you need to specify the level of significance and find the critical value from the standard normal distribution.
Since the test is one-tailed (Ha: p < 0.65), the critical value at a 5% level of significance is -1.645.
If the test statistic (1.452) is greater than the critical value (-1.645), we fail to reject the null hypothesis.
If the test statistic is less than the critical value, we reject the null hypothesis in favor of the alternative hypothesis.
In this case, the test statistic (1.452) is greater than the critical value (-1.645), so we fail to reject the null hypothesis.
Therefore, we do not have sufficient evidence to conclude that the proportion of clients who respond to the marketing campaign is less than 0.65 at a 5% level of significance.
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Students are working on measurement principles. Kali measures a countertop in the classroom that is 5,743 mm long. Lauren finds that the distance on a map between New York City and Washington D.C. is drawn as 364.1 mm. How does the 3 in Kali's number compare to the 3 in Lauren's number
Answers
Based on the provided information regarding measurement, the way 3 in Kali's number compares to the 3 in Lauren's number is that Kali's digit is in the ones place and Lauren's digit is in the hundreds place.
Measurement refers to the process of comparing an unknown quantity with a standard of the same quantity. It quantifies the characteristics of an object or event, which we can compare with other things or events. It is the most commonly used term when dealing with the division of a quantity. When considering measurement, the value before decimals reads as ones, tens, hundreds etc. As Kali measures a countertop in the classroom that is 5,743 mm long or 5,743.0 mm the 3 just before the decimal is one place. As Lauren finds that the distance on a map between New York City and Washington D.C. is drawn as 364.1 mm, the 3 is hundreds place. Therefore, Kali's digit is 1/100 of the value.
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please help me with this.
Answers
Answer:
i think it is 130DE because you will use a protractor
Describe and sketch the surface in double-struck r3 represented by the equation y = 3x.
Answers
The surface is double-struck R3 represented by the equation y = 3x is a plane. In this equation, y represents the y-coordinate and x represents the x-coordinate.
The equation y = 3x indicates that for every value of x, the corresponding value of y is three times that value of x. To sketch this plane, we can start by plotting a few points. For example, if we choose x = 0, then y = 3(0) = 0, so we have the point (0, 0). Similarly, if we choose x = 1, then y = 3(1) = 3, so we have the point (1, 3). Connecting these points and extending the line in both directions, we can sketch the plane.
Since the equation is in double-struck R3, it implies that the plane exists in three-dimensional space. However, since the equation does not include a z-term, the plane is parallel to the z-axis and does not change in the z-direction. Therefore, the surface is a flat plane extending infinitely in the x and y directions.
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The composition D
0.
(x, y) is applied
0
3(x,°D
to ARST to create the image of AR'S'T", which is not
shown.
Answers
Answer:
S'' = (\(-\frac{3}{2} , \frac{9}{2}\) )
Step-by-step explanation:
coordinate of x is (-2 , 6)
scale factor to transform the triangle is 3/2
so to find S' use this scale factor
formula :
(x , y) = (kx , ky) (k means scale factor)
S(-2 , 6) = S'(3/2 *-2 , 3/2 * 6)
S'(-3 , 9)
now to find S'' again use the same formula
(x , y ) = (kx , ky)
this time take S' and to find S'' use 1/2 as scale factor
S'(-3 , 9) = S''(1/2 *-3 , 1/2 * 9)
S''(-3/2 , 9/2)
The transformation is S'' = (-3/2, 9/2). The correct option is A.
Scale factor refers to the ratio of corresponding lengths or measurements between two similar objects or figures. It represents how much one object has been scaled or enlarged/reduced compared to another object.
The scale factor is determined by dividing the length or measurement of a corresponding side or dimension of one object by the length or measurement of the corresponding side or dimension of the other object. It provides a quantitative relationship between the two objects.
The coordinate of x is (-2, 6). The scale factor to transform the triangle is 3/2 so to find S' use this scale factor.
formula :
(x , y) = (kx, ky) (k means scale factor)
S(-2 , 6) = S'(3/2 x -2 , 3/2 x 6)
S'(-3 , 9)
Now to find S'' again use the same formula:
(x , y ) = (kx, ky)
this time take S' and to find S'' use 1/2 as the scale factor.
S'(-3 , 9) = S''(1/2 x -3 , 1/2 x 9)
S''(-3/2 , 9/2)
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Each person has two parents, four grandparents, eight great-grandparents, and so on. What is the total number of ancestors a person has, going back six generations? eleven generations? Going back six
Answers
The number of ancestors a person has can be determined by the pattern of exponential growth. The total number of ancestors for six generations is 64 and for eleven generations is 2048
Each generation doubles the number of ancestors, as each person has two parents.
To calculate the total number of ancestors going back six generations, we start with the person themselves, who is considered the first generation. The second generation consists of their two parents, the third generation consists of their four grandparents, and so on. At each generation, the number of ancestors doubles. So, for six generations, the total number of ancestors is \(2^6\)= 64.
Similarly, to calculate the total number of ancestors going back eleven generations, we apply the same principle. Each generation doubles the number of ancestors, resulting in \(2^11\)= 2048 ancestors.
Therefore, going back six generations, a person has 64 ancestors, and going back eleven generations, they have 2048 ancestors. It is important to note that these numbers represent unique individuals in a person's family tree, assuming no instances of intermarriage or common ancestors.
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One football and two basketballs cost $92.00. Three basketballs and four footballs cost $212.00. Which system of equations could be used to find the costs of one basketball, b, and one football, f?
Answers
3b + 4f = 212
———————————
You didn’t say you need them solved, but just in case:
f = 92 -2b
3b + 4(92-2b) = 212
3b + 368 -8b = 212
-5b = -156
b = 31.20
f + 2(31.20) = 92
f + 62.4 = 92
f = 29.60
3(31.2) + 4(29.6) = 93.6 + 118.4 = 212
if a = b and b = c then a = c. true or false
Answers
Answer: true
Step-by-step explanation:
Answer: True
Step-by-step explanation: Has to be true if a b and c are all numbers
HELP ITS SO URGENT!!!
Answers
Answer:
Corresponding Angle and the angles are congruent.
Step-by-step explanation:
Corresponding Angle is when one angle is inside the two parallel lines and one angle is outside the two parallel lines and they are the same side of each other.
100 POINTS!! I posted 2 math questions worth 50 points! Please help! :)
Answers
Where are the questions?
WILL GIVE BRAINLIEST
Enrollment at a golf academy has grown exponentially since the academy opened. A graph depicting this growth is shown. Determine the percentage rate of growth.
1.5%
5%
50%
0.5%
GRAPH IS BELOW
Answers
Answer:
We can see that after 2 years, enrollment becomes 35 instead of 15.
35/15=2.333...)
Since it's exponential, take sqrt(2.333...)=about 1.5
So the growth is 50%
PLEASE HELP IM GONNA FAIL I NEED HELP NOT JUST AN ANSWER
14b x 13 + 12 = ?
I don't know how to begin! Will mark brainliest!
Answers
Answer: 2(7bx^13+6)
Step-by-step explanation:
Factor 2 out of 14bx13
14bx13 + 12 = 2 • (7bx13 + 6)
Answer:
182b +12
Step-by-step explanation:
14b × 13 +12
(14×13)b +12
182b +12
true or false? when performing regression analysis, different samples will all yield the same sample regression line.
Answers
False. When performing regression analysis, different samples will not necessarily yield the same sample regression line.
This is because the sample regression line is based on the specific data points in the sample, and different samples may have different data points that can lead to different regression lines. However, if the samples are representative of the same population and the relationship between the variables is consistent, the regression lines may be similar. The term "content loaded" does not apply to this question.
False. When performing regression analysis, different samples will not all yield the same sample regression line. The regression line depends on the specific data points in the sample, so if you have different samples, it's likely that their regression lines will be different as well.
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Which fraction is equivalent to 16.6%
Answers
Answer:
16.6%=83500 , this is roughly equal to 16
2) Three trucks can carry 240 bags of cement. How many bags of cement can seven trucks carry?
Answers
Answer: 560
Step-by-step explanation:
240 / 3 = 80 x 7 = 560
The Tetrahedron Superyacht designed by Jonathan Schwinge is a regular tetrahedron with edges 20 m
long. The distance r from one corner to the center of the base (shown in the picture below) is 11.5 m.
pecial rig
What is the vertical height h of the tetrahedron?
Round your answer to the nearest tenth of a meter.
% 4 day
h
m
Answers
Answer:
16.36 the proof is in the picture
Step-by-step explanation:
A circular pool has a radius of 30 feet. what is the area of the pool?
Answers
Answer:
2826 ft²
Step-by-step explanation:
r= 30 ft
A= πr² = 3.14*30² ft²= 2826 ft²
Given: e || f and g is a transversal Prove: 1 8 Given that e || f and g is a transversal, we know that 4 5 by the alternate interior angles theorem. We also know that 1 4 and 8 5 by the corresponding angles theoremalternate interior angles theoremvertical angles theoremalternate exterior angles theorem. Therefore, 1 8 by the transitive property
Answers
We also know that 1 4 and 8 5 by the vertical angles theorem.
Vertical angles, also known as vertically opposite angles, are the opposing angles formed when two lines converge. Angles that are vertically opposite one another are always equal to one another. A vertical angle and the angle it is near to are also supplementary angles, which means their combined angle is 180 degrees.
The opposite angle, for example, is 45° when two lines intersect to form an angle, say X=45°. And the angle next to angle X will be 180 – 45, or 135 degrees.
Correct Question :
Given: e || f and g is a transversal.
Prove: 1 8 Given that e || f and g is a transversal, we know that 4 5 by the alternate interior angles theorem. We also know that 1 4 and 8 5 by the (corresponding angles theorem / alternate interior angles theorem / vertical angles theorem / alternate exterior angles theorem). Therefore, 1 8 by the transitive property.
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Help please!Thank you
Answers
Answer:
f. 85
Step-by-step explanation:
All triangles add up to 180 degrees
BCE=25
then you need to find DBC, you can do that since ABD is isocilies that means all sides are equal in length and angle so 180 divided by 3 (number of side) is 60
isoceles triangle have 2 sides that are equiangular, cince we know BCA is 25 we also know BAC is 25, leaving angle ABC to be 130 (180-50=130)
we subtract angle ABD from angle ABC to get angle DBC, leaving angle DBC to equal 70 degrees
since 70 (angle DBC) + 25 (Angel BCA)= 95
we just subtrract 95 from 180 to get the answer 85 (:
Answer:
85 degrees
Step-by-step explanation:
if Δ ABD is equilateral then the 3 sides and three angles are equal
sum of angles of Δ=180
180/3=60 degrees (∠A,∠B,∠D)
ΔBCA is isosceles then the two angles A and C are equal = 25
∠B=180-50=130
∠B in Δ BEC=130-60=70
∠E+∠B+∠C in Δ BEC=180
∠E= 180-70-25=85 degrees
PLEASE HELP 70 POINTS & WILL GIVE BRAINLIEST Mayerlin volunteers on the weekend at the Central Library. As a school project, she decides to record how many people visit the library, and where they go. On Saturday, 319 people went to The Youth Wing, 401 people went to Social Issues, and 398 went to Fiction and Literature.
On Sunday, the library had 1500 total visitors. Based on what Mayerlin had recorded on Saturday, about how many people should be expected to go to Fiction and Literature? Round your answer to the nearest whole number.
Answers
Answer:
413
Step-by-step explanation:
413 people should be expected to go to Fiction and Literature
Step-by-step explanation:
Proportion of people who went to Fictions and Literature on Saturday:
342 out of 467 + 433 + 343 = 1243
The proportion is:
342/1243 = 0.275
On Sunday:
Based on Saturday, so 0.275 out of 1500(number of visitors on Sunday).
0.275*1500 = 412.5
Rounding to the nearest whole number:
413 people should be expected to go to Fiction and Literature
Can y’all Plz help me ??(Show ya work) It Says What Value of X makes this equation true
Answers
Answer:
\(0.6x - 0.1x = 7 + 5 \\ 0.5x = 12 \\ x = \frac{12}{0.5} = 24\)
Use a Riemann sum with 4 rectangles of equal width to approximate the area between y=3x^(2)+1 and the x-axis on the interval -1,5. Use the left -hand endpoint of each subinterval.
Answers
The approximate area between y=3x^(2)+1 and the x-axis on the interval -1 to 5 is 136.6875.
We can approximate the area between y=3x^(2)+1 and the x-axis on the interval -1 to 5 using a Riemann sum with 4 rectangles of equal width. The left-hand endpoint of each subinterval will be used.
The width of each rectangle is the length of the interval (5-(-1)) divided by the number of rectangles (4). Therefore, the width of each rectangle is
(5-(-1))/4 = 6/4 = 1.5.
Since we are using the left-hand endpoint of each subinterval, the x-values of the left-hand endpoints of the rectangles are
-1, -1+1.5
-1+1.5+1.5
-1+1.5+1.5+1.5 = -1+4.5=3.5
The height of each rectangle is determined by the value of y at the corresponding x-value.
Therefore, the heights of the rectangles are
3(-1)^2+1=2
3(-1+1.5)^2+1=7.125
3(3.5)^2+1=35.125
3(3.5+1.5)^2+1=46.875
The area of each rectangle is the product of its width and height, so the areas of the rectangles are
2*1.5=3
7.125*1.5=10.6875
35.125*1.5=52.6875
46.875*1.5=70.3125.
Therefore, the approximate area between y=3x^(2)+1 and the x-axis on the interval -1 to 5 is 136.6875.
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What is the rate of change?
Answers
Answer:
Your answer is
Rate of change = 300%
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subtract 3 from the cube of f
Answers
Answer:
f^3-3
Step-by-step explanation:
Hope this helps u
Crown me as brainliest:)
Which statement best explains the relationship
between lines AB and CD?
O They are parallel because their slopes are equal.
• They are parallel because their slopes are negative
reciprocals.
•
They are not parallel because their slopes are not
equal.
•
They are not parallel because their slopes are
negative reciprocals.
Answers
Answer:
The answer is A
Step-by-step explanation:
Hope it helps
In some chickens, the gene for feather color is controlled by codominance. The allele for black is b and the allele for white is w. The heterozygous phenotype is known as erminette. If two erminette chickens were crossed, what is the probability that they would have black chick?.
Answers
If two erminette chickens were crossed, then the probability that they would have a black chick = 25%
If two erminette chickens were crossed, then
B W
B BB BW
W BW WW
We need to find the probability that they would have a black chick.
Total number of outcomes = 4
The number of favourable outcomes = 1
So, the required probability would be,
P = 1/4
P = 0.25
P = 25%
Therefore, If two erminette chickens were crossed, then the probability that they would have a black chick = 25%
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