Relations and Functions Answers

(p + q)(2) =

3f(x) =

Evaluate 3f(2) = .

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Evaluate ( m n ) (x) for x = −3. m n (−3) =

r(x) = –x² + 3x s(x) = 2x + 1(s – r)(x) =

What is f(x) + f(x) + f(x)?

Domain of g:

Think about the commutative property of real-number operations as it applies to addition and subtraction of functions. How do you think this property might extend to multiplication and division of functions?

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Profit function: P(x) =

Range of g:

What did you include in your answer?

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What is the profit earned from selling 20 video games?

(s – r)(x) =

(mn)(−3) =

Domain of g + k:

If the opposite of g(x) is –g(x), then –g(x) =

Range of g + k: