Function Operations Answers
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B
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Option
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C
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Domain of g + k:
A
x >= 0B
>= -6C
All real numbers4
If the opposite of g(x) is –g(x), then –g(x) =
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–x – 6B
–x + 6C
+ 65
g(x) + (–g(x)) =
A
2g(x)B
–2g(x)C
06
r(x) = –x² + 3x s(x) = 2x + 1(s – r)(x) =
A
–x² + 3x – 2x + 1B
(–x² + 3x) – (2x + 1)C
(2x + 1) – (–x² + 3x)D
2x + 1 – x² + 3x7
Profit function: P(x) =
A
67x + 12B
67x – 12C
53x + 12D
53x – 128
What is f(x) + f(x) + f(x)?
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(f(x))³B
f(x) + 3C
3f(x)9
Domain of g:
A
>= 0B
x >= 6C
All real numbers10
Range of g:
A
x >= 0B
>= 6C
All real numbers11
(s – r)(x) =
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–x² + x – 1B
–x² + 5x – 1C
x² + 5x + 1D
x² – x + 112
What did you include in your answer?
A
Variables represent real numbers, so they should have their properties.B
Commutative property applies for multiplication.C
Commutative property does not apply for division.13
What is the profit earned from selling 20 video games?
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$1048B
$1072C
$1352D
$132814
3f(x) =
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3xB
3x²C
x² + 315
Range of g + k:
A
y >= 0B
y >= -6C
All real numbersDid you find these answers helpful?
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