Answer :
Since, f:R → R and g:R → R
fog:R → R and gof:R → R
f(x) = 8x3 and
Now, gof(x) = g(f(x)) = g(8x3)
gof(x) = 2x
fog(x) = 8x
Thus, gof(x) = 2x and fog(x) = 8x
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