Question

If p(x)= x^3 +3x^2 +3x +1; evalute p(-2) +p1/2​

Answer 1

Answer:

p(-2)=(-2)³+3(-2)²+3(-2)+1

=-8+12-6+1

=-14+13

=-1

Now,

p(1/2)=(1/2)³+3(1/2)²+3(1/2)+1

=1/8+3/4+3/2+1

=1+6+12+8/8

=27/8

Now,

p(-2)+p(1/2)=-1+27/8

=-8+27/8

=19/8. ans