8th Day 5 Functions- State Review

Based on the graph titled "Sales of Shoes," the sales of shoes remain the same between week 1 and week 2.

(a)  

• True
• False

Based on the graph titled "Sales of Shoes," the sales of shoes increased between week 3 and week 4?

(a)  

• True
• False

Based on the graph titled "Sales of Shoes," the sales of shoes decrease between week 4 and week 5.

(a)  

• True

• False

What is the equation of the linear function represented in the graph?

(a)  

• y = -2/3 x

• y = -2/3 x + 1
• y = -3/2 x + 1

• y = -3/2 x

• The slope of the graph is 2; the equation should be y = 1 + 2x.

• The y-intercept of the graph is 0; the equation should be y = 1/2x.

• The slope of the graph is negative; the equation should be y = 1 - 1/2x.

• The y-intercept of the graph is 1/2 and the slope is 1; the equation should be y = 1/2 + x.

What is the rate of change of the cost, in dollars, per snack packet purchased based on the given data?

• The function decreases.

• The graph of the function does not form a straight line.

• The coefficient of x^2 is not 1.

• The function does not contain the point (0, 0).

Which graph can be defined by the function y = -3x + 2?

(a)  

• Graph A

• Graph B
• Graph C

• Graph D

SELECT ALL ordered pairs that satisfy the function y = 4x + 3.

• (-1, -1)

• (2, 11)

• (4, 7)

• (7, 1)

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