Find the value of polynomial p(x)=8x³-6x²-4x+3 when x=-1/2
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2
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11
Answer:
11/2
Step-by-step explanation:
Step 1:
Put the value of x in the given polynomial
and solve the equation as follows -
p(x) = 8x^3 - 6x^2 - 4x + 3
p(-1/2) = 8(-1/2)^3 + 6(-1/2)^2 - 4(-1/2) + 3
= 8(-1/8) + 6(1/4) + 4/2 +3
= -1 + 3/2 + 2 + 3
=11/2
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