Question

Use a graphing calculator to find the value of f(x) when x = 2 for the function f(x)=x2-5.

Answer 1

Answer:

-1

f(2)= 2* 2 - 5 = -1

but if you meant f(x)=x²-5

its

f(2)=2²-5 = 4-5 = -1

it's indeed not the same for all other values of x, for example x=3!

(would really appreciate the brainliest)