Question

6. Substituting x = -3 in :
(a) x^2 – 5x + 4 gives (-3)^2 - 5(-3) + 4 = 9 - 15 + 4 = -2​

Answer 1

Answer:

Hello ! check ur answer,

p(x) =$x^{2} -5x +4$

p(-3) = $(-3)^{2} -5(-3) +4$

       = 9 +15 +4

       = 28.