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Darya [45]
3 years ago
13

Simplify >>>>>>>>>>>

Mathematics
1 answer:
KATRIN_1 [288]3 years ago
5 0

Answer= above picture

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Callie sells cookies each Friday at a local farmers market. The graph below represents the amount of money Callie has earned fro
Mazyrski [523]

Answer:

a) The rate of change is 3.5

b) The rate of change represents the price of a single cookie. $3.5

Step-by-step explanation:

a) To determine the rate of change along the graph, select a pair on the graph as;

(2,7)  and (8,28)

Rate of change, m= change in y/change in x

m=28-7/8-2 = 21/6 =7/2 = 3.5

b)

The equation of the relationship can be written as;

y=3.5 x + 0  where y is the amount collected and x is the number of cookies sold.

The slope here represents the price per cookie in $, $3.5

8 0
3 years ago
Determine the vertex of the quadratic function.
const2013 [10]

Answer:

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Step-by-step explanation:

The vertex is the turning point of the quadratic function.

In this case it lies on the x- axis at (2, 0 ) → B

6 0
3 years ago
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dmitriy555 [2]
X^2 - 7x + 12 = 0
x^2 - 4x - 3x + 12 = 0
x (x - 4) -3 ( x - 4) = 0
(x - 4) (x - 3) = 0
x = 3 , 4

Check the answer by plugging in 3 and 4 for x, if the equation equals zero then you have your answer.
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2 years ago
Whats 123456+65432134
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Step-by-step explanation:

7 0
2 years ago
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Need help with us question
lina2011 [118]

Answer:

17. 20  

18. 50

19. 50

20. 70

21. 110

22. 160

Step-by-step explanation:

I did this assignment already :)

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