Question

plz urgent give answer fast If p[x] = x square -x+1 then p[1]-p[-1] upon 2 is a) 0 b)2 c)-1 d)-2

Answer 1

Answer:

d) -2

Step-by-step explanation:

p(x) = x²-x+1

p(1) = 1²-1+1

= 1

p(-1)=-1²-(-1)+1

=1+1+1

=3

p(1)-p(-1) = 1-3

= -2