Question

Find p(4) and p(-2) for each function.
p(x) = x² – 3x + 8

Answer 1

p(x)=x2 - 3x + 8

p(4) =(4)2 - 3(4) + 8

= 16 - 12 + 8

= 4+8

= 12

p(-2)= (-2)2 - 3(-2) + 8

= 4+6+8

=18