Algebra STAAR Mini Test #2

Mathematical Equivalence

ON

Quadratic function h can be used to model the height in feet of a rocket from the ground t seconds after it was launched. The graph of the function is shown.

Linear function t has an x-intercept of -1 and a y-intercept of 5. Which graph best represents t?                                 

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• 
• 
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The table represents some points on the graph of a linear function. What is the rate of change of y with respect to x for this function?         

• 10

• -10

• 17

• -17

A part of exponential function f is graphed on the grid. Which inequality best represents the domain of the part shown?                        

The value of y is directly proportional to the value of x. When x = 3.5, the value of y is 14.

What is the value of y when x = 28?

8.   Which ordered pair is in the solution set of

                8x + 16y > 32?

• (0,2)

• (-1,1)

• (-3,5)

• (4,0)

• x = -12

• x = -4

• x = -2

• x = -6