TEKS.MATH.9-12.VII.B.1

Which quadratic function is represented by the graph?

• y = 2(x - 4)² + 5
• y = 2(x + 4)² + 5
• y = -2(x - 4)² + 5
• y = -2(x + 4)² + 5

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TEKS.MATH.9-12.VII.B.1

TEKS.MATH.9-12.II.D.1

TEKS.MATH.9-12.II.D.2

Which function is graphed?

• f(x) = 2|x + 2| -4
• f(x) = 2|x - 4| + 2
• f(x) = |x + 2| - 4
• f(x) = -2|x - 4|

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TEKS.MATH.9-12.VII.B.1

What is the equation of the function shown?

• y=-2cosx
• y=cos2x
• y=2cosx
• y=2cos2x

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TEKS.MATH.9-12.VII.B.1

What is the range of the equation 
y = 2cos(2x)? 

• All Real Numbers
• 2
• y ≥ 2
• -2 ≤ y ≤2

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TEKS.MATH.9-12.VII.B.1

What is the period of either graph? 
y = sin(x)      &   y = cos (x)

• Pi
• 2Pi
• Pi/2
• Pi/4 

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TEKS.MATH.9-12.VII.B.1

Which of the following must be true?

• f is increasing on the interval (0 , 2).

• f is decreasing on the interval (0 , 2).

• f has a local Max at x = 1.

• f has a point of inflection at x = 1.

• The graph of f changes concavity in the interval (0 , 2).

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TEKS.MATH.9-12.VII.B.1

What is the range of the function graphed above?

• y ≥ -2

• y ≤ 4

• y ≥ 4

• y ≤ -2

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TEKS.MATH.9-12.VII.B.1

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

• R 

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

•   $R-\left\{\frac{\pi}{2}\right\}$  

•  $\left[-\frac{\pi}{2},\frac{\pi}{2}\right]$  

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TEKS.MATH.9-12.VII.B.1

What is the decreasing interval(s) on the function shown?

• $\left(-\infty,\ -15\right)\ and\ \left(9,\ -15\right)$

• $\left(-2,\ 9\right)\ and\ \left(2,\ \infty\right)$

• $\left(-\infty,\ -2\right)\ and\ \left(0,\ 2\right)$

• $\left(-2,\ 0\right)\ and\ \left(2,\ \infty\right)$

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TEKS.MATH.9-12.VII.B.1

For  $f\left(x\right)=4\cdot3^x$ , find the correct graph, asymptote, domain and range.

• 
• 

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TEKS.MATH.9-12.VII.B.1