Question

Given the following​ function, find f(−5), f(0), and f(4). f(x)=x2+5

Answer 1

30, 5 , 21

Explanation:

substitute the values of x into f(x) , then

f(- 5) = (- 5)² + 5 = 25 + 5 = 30

f(0) = 0² + 5 = 0 + 5 = 5

f(4) = 4² + 5 = 16 + 5 = 21