STAAR review #2

The graph of the function f(x) = x is transformed to the form function g(x) such that g(x) = 3f(x).

Graph g?

• (5,-4)

• (-2,-5)

• (9,1)

• (-8,3)

What is the solution to this system of equations?

 

−3x + 5y = 21

 

6x − y = −15

• (2,27)

• (-2,3)

• (2,0)

• (-3,-3)

What is the solution to the equation 5(2w + 4) = 4(2w + 9)?

Mathematical Equivalence

ON

Which equation best represents the slope-intercept form of the line that passes through point P and is parallel to line m?

A function is shown. 

 

g(x) = 6(2x + 7)

 

What is the value of g(20)?

Mathematical Equivalence

ON

What is the rate of change of height off the ground

with respect to the number of steps?

• 14 in. per step

• 1/7 in. per step

• 7 in. per step

• 1/14 in. per step

The water level ​ (a)   at a rate of ​ (b)   m/h.

• decreases
• 0.25
• increases
• 1
• 4

What is the zero of f?

• -3

• 3

• 2

• -6

A function is shown.

g(x) = 6(2x+7)

What is the value of g(20)?

• 167

• 282

• 324

• 247