Question

p(x) x⁴-3x³+2x²-x+1 (p-0) (p-1) (p-2)
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Answer 1

Answer:

p(x) = 3x³ - 2x² - x + 4

p(- 1) = 3(-1)³ - 2(-1)² - (-1) + 4

p(- 1) = 3 × (-1) - 2 × 1 + 1 + 4

p(- 1) = - 3 - 2 + 5

p(- 1) = - 5 + 5 = 0

p(- 1) = 0

So, as per Factor Theorem

-1 is zero if p(x)