Find the value of `p(xP = 3x^2 +x +7` when `x=-2`.

Find the value of P(x)=3x^2+x+7 when x=-2

Find the value of P(x) = x^3 - x^2 + 2x + 10 when x = 1

Find the value of x ^(3) - x ^(2) + 2x + 10 when x = 1 + sqrt3 i

Choose the correct altenative answer of each of the following question: What is the value of polynomial 3x^2 -7x +5 , when x=2 ?

Find the value of x ^(3) - x ^(2) + x + 46, if x = 2 + 3i .

Find the value of x^3 +2 x^2 -3x+21, if x=1+2i

Find the value of x, if 2x+y=7 and y=-3