Question

[Evaluation] Given that f:x=x²+3, find f(4).​

Answer 1

Answer:

f(4)

$f(x) = {x}^{2} + 3$

$f(4) = {(4)}^{2} + 3$

$\: \: = 16 + 3$

$\: \: = 19$

Ans. 19

Hope it helps.

Answer 2

Answer:

Step-by-step explanation:

f ( x )= x + 4

f ( 4 ) = 4 + 4 = 8