What must be added to 2x^3-8x^2-x+3 to obtain a polynomial which os exactly divisible by x=2
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11
Answer:
47
Step-by-step explanation:
x = 2
p(x) = 2x³ - 8x² - x +3
0 = 2(2)³ - 8(2)² - 2 + 3
0 = 2 × 8 - 8 × 4 - 2 + 3
0 = 16 - 32 - 2 +3
0 = -50 + 3
0 = -47
∴ 47 must be added.
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