CCSS.Math.Content.HSF.IF.A.2

p(x) = 3x + 4
q(x) = 2x²
Find q(p(-2))

• 8
• -8
• 28
• None of these.

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CCSS.Math.Content.HSF.IF.A.2

Is this set of ordered pairs a function or not a function? 

• Function
• Not a Function 

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CCSS.Math.Content.HSF.IF.A.2

.

• Function
• Not a Function

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CCSS.Math.Content.HSF.IF.A.2

f(x) = 3x + 10
g(x) = x - 2
Find f(g(0))

• 16
• 4
• -4
• None of these.

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CCSS.Math.Content.HSF.IF.A.2

Evaluate for f(-3)

• -2
• 2
• 0
• 6

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CCSS.Math.Content.HSF.IF.A.2

The elements of f(x) are (-7, 3), (-1, 6) and (8, -3). What is the range of the function?

• {-7, -1, -8}
• {-3, 6}
• {-3, 3, 6}
• All real numbers

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CCSS.Math.Content.HSF.IF.A.2

Using his spending account at the school store, Randy buys pencils which are 12 cents each.  For the first 4 months of school, Randy bought 3, 4, 6, and 9 pencils.  If the function A = .12p represents the amount, A, Randy spent on pencils each month and p is the number of pencils he buys, what is the range of this function?

• {3, 4, 6, 9}
• {0.15, 0.16, 0.18, 0.21}
• {0.36, 0.48, 0.72, 1.08}
• {3.12, 4.12, 6.12, 9.12}

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CCSS.Math.Content.HSF.IF.A.2

If f(x) = 5x and g(x) = 2x-1,

what is the composition f(g(x)) ?

• 10x-1

• 10x-5

• 5x²-1

• 5x²-5

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CCSS.Math.Content.HSF.IF.A.2

If f(x) = x-1 and g(x) = 2x,

what is and g(f(x)) ?

• 2x²-1

• 2x-1

• 2x-2

• x-2

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CCSS.Math.Content.HSF.IF.A.2

Is this table a function or not a function? 

• Function
• Not a Function

Tags

CCSS.Math.Content.HSF.IF.A.2