cicicromartie cicicromartie

25-09-2018
Mathematics

contestada

what is the value of (g-h)(-9)

what is the value of gh9 class=

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tramserran tramserran

25-09-2018

g(x) = x² + 5

- h(x) = - (8 + x)

(g-h)(x) = x² - x - 3

(g-h)(-9) = (-9)² - (-9) - 3

= 81 + 9 - 3

= 87

Answer: 87

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