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26-02-2021
Mathematics

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f(x) = -22 + 5x + 15
Find f(9)

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mamyamirah mamyamirah

26-02-2021

Answer:

sln

f(x) =-12+5x+15

x=9

f(9)=-12+5x9+15

f(9)=-12+45+15

f(9)=-12+60

f(9)=48

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