Question

Find f(3) for the following function
f(x)= 4x+3 over x^2

Answer 1

f(3) = 15/9

Here’s the function as you provided.

f(x) = 4x+3/x^2

Substitute the value 3 for x.

f(3) = 4(3)+3/3^2

f(3) = 12+3/9

f(3) = 15/9