f(-6) = 65
Step-by-step explanation:
f(x) = x² - 4x + 5
f(-6) = (-6)² - 4(-6) + 5
f(-6) = 36 + 24 + 5
Answer:
65.
Just need to substitute the value of x for the number -6:
f(-6)=(-6)^2-4(-6)+5= 65.
