Let h(x)=2x+5hand g(x)=8-3xg, What is the value of h(g(1.5)

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asked Oct 2, 2017 5.5k views

5 votes

Let h(x)=2x+5hand g(x)=8-3xg, What is the value of h(g(1.5)

Mathematics
high-school

Decho asked

by Decho

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1 Answer

3 votes

Hello,

Do you mean
h(x)=2x+5
g(x)=8-3x

h(g(x))=h(8-3x)=2(8-3x)+5=16-6x+5=21-6x

h(g(1.5))=h(g(3/2))=21-6*3/2=21-9=12

Orb answered Oct 6, 2017

by Orb

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