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24-04-2019
Mathematics

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If f(x) = -x + 5 and g(x) = x^2, what is (g*f)(-1)

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jimrgrant1 jimrgrant1

24-04-2019

Answer:

6

Step-by-step explanation:

(g × f)(x) = g(x) × f(x) = x²(- x + 5)

To evaluate (g × f)(- 1) substitute x = - 1 into the product

x²(- x + 5)

= (- 1)²(- (- 1) + 5)

= 1(1 + 5)

= 1 × 6 = 6

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