car2954 car2954

23-04-2021
Mathematics

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What’s the answer no work needed
Given f (x) = 5x2 and g(x) = 2x + 3, find f(g(-4))

Whats the answer no work needed Given f x 5x2 and gx 2x 3 find fg4 class=

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kritika3375 kritika3375

23-04-2021

Answer:

125

Step-by-step explanation:

Given

f(x) = 5x²

g(x) = 2x + 3

Now

g(-4) = 2 * (- 4) + 3

= - 8 + 3

= - 5

Also

f(g(-4)) = f( -5)

= 5 * ( -5)²

= 5 * 25

= 125

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