if f(x)=2x+3,g(x)=1-2X and h(X)=3x prove that
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Answer:
1-12x
Step-by-step explanation:
f(x)=2x+3,g(x) =1-2x and h(x) =3x
L.H.S=go(h(x))=1-2(3x)=1-6x
fo(goh) =2(1-6x)+3=2-12x+3=1-12x
R.H.S= (fog)oh
fog=f(g(x)) =2(1-2x) +3=2-4x+3=1-4x
(fog)oh=1-4(3x) =1-12x
LHS=RHS
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