Consider the following piecewise-defined function. f (x) {x^2 - 5, x<3

{2x+5, x>3

find f (-4)

Question

Mathematics

Yael Maddox

27 May, 06:32

Consider the following piecewise-defined function. f (x) {x^2 - 5, x<3

{2x+5, x>3

find f (-4)

+2

Answers (1)

Know the Answer?

Vincent Glass · Answer 1

Since we have a piecewise function, and our x = - 4 (which is less than 3), we must use f (x) = x^2 - 5.

f (-4) = (-4) ^2 - 5 = 16 - 5 = 11

f (-4) = 11

Consider the following piecewise-defined function. f (x) {x^2 - 5, x<3{2x+5, x>3find f (-4)

Consider the following piecewise-defined function. f (x) {x^2 - 5, x<3

{2x+5, x>3

find f (-4)