Question

F (-10) = ?
Evaluate piecewise functions

Answer 1

for t=-10

• f(t)=t²-5t

So

f(-10)

• (-10)²-5(-10)
• 100+50
• 150

Answer 2

f(- 10) = 150

Explanation:

f(- 10) with t = - 10 corresponds to t ≤ - 10 with f(t) = t² - 5t , then

f(- 10) = (- 10)² - 5(- 10) = 100 + 50 = 150