madstay8 madstay8

19-01-2021
Mathematics

contestada

For all values of x,
f(x) = x + 1
and
g(x) = x2-3

a) Find f(3)

b) Find gf(3)

Respuesta :

onyebuchinnaji onyebuchinnaji

24-01-2021

Answer:

(a) f(3) = 4

(b) gf(3) = 13

Step-by-step explanation:

Given;

f(x) = x + 1

g(x) = x² - 3

(a) Find f(3);

f of 3 is calculated as;

f(3) = (3) + 1

= 4

(b) Find gf(3);

g of f of 3 is calculated as;

f(3) = 4

gf(3) = (4)² - 3

= 16 - 3

= 13

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