4x^2-7; x= -2 4x^2-7x =

Mahmoud Darwish asked Nov 20, 2023

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1 vote

4x^2-7; x= -2

4x^2-7x =

Mahmoud Darwish asked Nov 20, 2023

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21 votes

Explanation:

f(x) = 4x² - 7 , x = -2

= 4x² - 7

= 4.(-2)² - 7

= 4.4 - 7

= 16 - 7

= 9

Eriktous answered Nov 25, 2023

2.8k points

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