jeriahgilbert jeriahgilbert

25-07-2017
Mathematics

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Given f(x)=2x+5f(x)=2x+5 and g(x)=8x+2g(x)=8x+2 then what is f(g(−9))

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thisisnotspam42 thisisnotspam42

25-07-2017

[tex]g(-9)=8(-9)+2=-70[/tex]

[tex]f(g(-9))=f(-70)=2(-70)+5= \boxed{-135}[/tex]

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