Asked by peg

Simplify the following algebraic expressions:

Evaluate;
P(-1/2) if P(x)= 2X^4 + X^3 + 12
Answered by Henry
P(-1/2) = 2(-1/2)^4 + (-1/2)^3 + 12,
P(-1/2) = 1/8 - 1/8 + 12 = 12.