Question

If (x)=x² - 6x-8 evaluate p(1) + p(-2)+(-3).​

Answer 1

question is wrong because you have not given the value for p

Answer 2

Hey mate hope it helps you...

p(1) = 1-6-8 = -13

p(-2) = 4+12-8 = 8

p(-3) = 9+18-8 = 19

-13+8+19 = 14