Given the functions f (x) = 10x + 25 and g (x) = x + 8, which function represents f[g (x) ] correctly?

A.) f[g (x) ] = 10x + 33

B.) f[g (x) ] = 10x2 + 33

C.) f[g (x) ] = 10x + 105

D.) f[g (x) ] = 10x2 + 105

Question

Zack Bowman

Mathematics

15 June, 00:31

Given the functions f (x) = 10x + 25 and g (x) = x + 8, which function represents f[g (x) ] correctly?

A.) f[g (x) ] = 10x + 33

B.) f[g (x) ] = 10x2 + 33

C.) f[g (x) ] = 10x + 105

D.) f[g (x) ] = 10x2 + 105

+4

Answers (1)

Know the Answer?

Noelle Chapman · Answer 1

It's asking for a composition function where you insert the function g (x) into f (x).

f (g (x)) = 10 (x+8) + 25

f (g (x)) = 10x+80+25

f (g (x)) = 10x+105

Given the functions f (x) = 10x + 25 and g (x) = x + 8, which function represents f[g (x) ] correctly?A.) f[g (x) ] = 10x + 33B.) f[g (x) ] = 10x2 + 33C.) f[g (x) ] = 10x + 105D.) f[g (x) ] = 10x2 + 105

Given the functions f (x) = 10x + 25 and g (x) = x + 8, which function represents f[g (x) ] correctly?

A.) f[g (x) ] = 10x + 33

B.) f[g (x) ] = 10x2 + 33

C.) f[g (x) ] = 10x + 105

D.) f[g (x) ] = 10x2 + 105