Question

Given f(x)=8x−1, and g(x)=x2 how do you find fog(x)?

Answer 1

Answer:

given,

f(x) = 8x- 1

f(g) = $x^{2}$

fog(x) :

  f(g(x))

(put the value of g(x))

f($x^{2}$)

 

(here we know , f($x^{2}$) means we need to put x as $x^{2}$ in f(x))

= 8($x^{2}$) - 1