Question

What is the value of -5 in f(x)=-x^2+0.5x-5

Answer 1

Answer: 17.5

Step-by-step explanation:

x = -5

f(-5) = -x^2+0.5x-5

= -(-5)^2 + 0.5(-5)-5

= 5^2 + (-2.5) - 5

= 25 - 2.5 - 5

= 17.5

Answer 2

The answer is 17.5, hope this helps :)