emilyleoensssssss emilyleoensssssss

25-10-2020
Mathematics

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If f(x) = -x + 4 and g(x) = x^2 - 5, then g(f(-1)) = ?

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ChrisTrilling ChrisTrilling

25-10-2020

Answer:

g(f(-1)) = 20

Step-by-step explanation:

first we need to compute f(-1)

f(-1) = -( -1 ) + 4 = 1 + 4 = 5

then we take g(5):

g(5) = ( 5 )^2 - 5 = 25 - 5 = 20

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