TEKS.MATH.9-12.VII.B

What is the derivative of f(x) = -2/x

• f'(x) = -2
• f'(x) = -2/x^^2
• f'(x) = 2/x^2
• f'(x) =  0

Tags

TEKS.MATH.9-12.VII.B

Find dy/dx

• A

• B

• C

• D

Tags

TEKS.MATH.9-12.VII.B

Find the derivative f(x) = xe^x

• f'(x) = e^x

• f'(x) = xe^x + xe^x

• f'(x) = e^x - xe^x

• f'(x) = e^x + xe^x

Tags

TEKS.MATH.9-12.VII.B

What is f when x equals 0?

• -5
• 0
• 1/2
• 1

Tags

TEKS.MATH.9-12.VII.B

TEKS.MATH.9-12.VII.A

The derivative of a function is its

• Sign
• Maximum/Minimum
• Instantaneous rate of change
• Common Denominator

Tags

TEKS.MATH.9-12.VII.B

What is the period of y=4cos5x

• 2π/5
• π
• 5
• 5π

Tags

TEKS.MATH.9-12.VII.B

Which function represents exponential decay?

• f(x) = 100(0.9)^x 
• f(x) = 10(1.09)^x 
• f(x) = 1.9^x
• f(x) = ½(9)^x

Tags

TEKS.MATH.9-12.VII.B

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

• -x²-3x+1
• -x³+2x²+3
• x⁴+3x³-4x+1
• x⁵-4x⁴+2x²-1

Tags

TEKS.MATH.9-12.VII.B

In the equation f(x)=5(x+3)²-10 what does the 5 do?

• Vertical stretch by 5
• Horizontal compress by 5
• Reflect
• Move up 5

Tags

TEKS.MATH.9-12.VII.B

If f and g are inverse functions, and
f(2) = -1     g(1) = -2     f(1) = -2, 
then which of the following MUST be true?

• g(-2) = 0
• g(1) = 1
• g(-2) = -3
• g(-1) = 2

Tags

TEKS.MATH.9-12.VII.B

TEKS.MATH.9-12.VII.A