TEKS.MATH.9-12.VII.A

TRUE or FALSE
If f is an invertible function and f(a) = b, then f^-1(b) = a.

• TRUE
• FALSE

Tags

TEKS.MATH.9-12.VII.A

The function f(x)=0.49x models the cost to purchase x pounds of apples from the grocery store.  What is the most appropriate domain for the function?

• All integers
• All rational numbers
• All non-negative integers
• All non-negative rational numbers

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TEKS.MATH.9-12.VII.A

Complete the function notation below
f(____) = 214

• 1990
• 1991
• 1989
• 1994

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TEKS.MATH.9-12.VII.A

Which of the following equations matches standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

Tags

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

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

TEKS.MATH.9-12.VII.A

What is the equation of the graph?

• y = -√(x + 5)
• y = √(x) - 2
• y = √(x - 3)
• y = √(x) + 3

Tags

TEKS.MATH.9-12.II.A

TEKS.MATH.9-12.VII.A

What is the equation that best represents the graph?

• y=2^y
• y=2^x
• y=2^-x
• y=x²

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TEKS.MATH.9-12.VII.A

What is the equation of the absolute value function?

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

Tags

TEKS.MATH.9-12.II.A

TEKS.MATH.9-12.VII.A

In an exponential function, what does the 'a' represent?

• SLOPE

• RATE OF CHANGE

• Y-INTERCEPT

• COMMON RATIO

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TEKS.MATH.9-12.VII.A

What is a, the starting term, for the function: f(x) = 300(1.16)^x?

• 300
• 1.16
• .16
• x

Tags

TEKS.MATH.9-12.VII.A

What is the domain of the graph?

• [ -∞, ∞]
• (-∞,∞)
• [-3 , 3]
• [-15, 9]

Tags

TEKS.MATH.9-12.VII.A