TEKS.MATH.9-12.VII.B

What is the average rate of change of y = 2(3)^x at [2, 4]?

• 72
• 3
• 36.8
• 630

Tags

TEKS.MATH.9-12.VII.B

Was the inverse function found correctly?

• no,
• yes

Tags

TEKS.MATH.9-12.VII.B

What is the slope in the equation:  y=4x+3

• 3
• 4x
• 4
• x

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TEKS.MATH.9-12.VII.B

Find the slope of:
x = 2

• 2
• 0
• undefined
• 1/2

Tags

TEKS.MATH.9-12.VII.A

TEKS.MATH.9-12.VII.B

A liquid is evaporating. The amount of a liquid remaining, in liters, after x weeks is modeled by the equation y = 100(0.78)^x.  Approximately what percent of the liquid evaporates per week?

• 22%
• 47%
• 53%
• 78%

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TEKS.MATH.9-12.VII.B

What is the horizontal asymptote for the graph of 
f(x)=-2(3)^x+4-8 ?

• y=8
• y=-8
• x=-8
• x=-4

Tags

TEKS.MATH.9-12.VII.B

The period of a sine or cosine graph can be found by ....

• It's always 2π
• 2π/B
• B(2π)
• 2π+B

Tags

TEKS.MATH.9-12.VII.B

Evaluate:
log₄16

• 2
• 4
• 1/2
• -2

Tags

TEKS.MATH.9-12.VII.B

Which function has this end behavior?
Note: f(x)=y

• -1x⁴-3x³+3
• -2x⁷+2x⁴+4
• 3x⁸+3x⁵-4x+7
• 4x⁵-4x⁴+2x³-9

Tags

TEKS.MATH.9-12.VII.B

Range of function   $\cos^{-1}x\ is$  

•  $\left[0,\ \pi\right]$  

•  $\left(-\frac{\pi}{2},\frac{\pi}{2}\right)$  

•  $\left(-1,1\right)$  

•  $\left[-1,1\right]$  

Tags

TEKS.MATH.9-12.VII.B