Question

F (-18) = ?
Evaluate piecewise functions

Answer 1

x=-18 there is a expression present

f(-18)

• (-18-6)/3
• (-24)/3
• -8

Answer 2

• f(-18) = -8

Explanation:

When x = -18, it corresponds to the first piece:

• f(x) = (x - 6)/3
• f(-18) = (-18 - 6)/3 = -24/3 = -8