Question

f(x) 5x and g(x)=3x+11
Work out the expression for fg(x)
Expand any brackets in ur answer

Answer 1

Answer:

f(g(x)) = 15x + 55

Step-by-step explanation:

to find f(g(x)), substitute x = g(x) into f(x)

f(g(x))

= f(3x + 11)

= 5(3x + 11) ← distribute parenthesis by 5

= 15x + 55