Question

Given the function below, find f(-5).
f(x)= (x - 3)² +17

Answer 1

81

Explanation:

f ( x ) = ( x - 3 )² + 17

To find : f ( - 5 )

f ( - 5 ) = f ( x )

Here,

x = - 5

f ( - 5 ) = ( - 5 - 3 )² + 17

= ( - 8 )² + 17

= 64 + 17

f ( - 5 ) = 81