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13-01-2022
Mathematics

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4 If 1 is a zero of the polynomial p (x) = 2x4 − ax3 + 4x2 + 2x + 1, then find the value of 'a'.

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goddessboi goddessboi

13-01-2022

Answer:

a = 8

Step-by-step explanation:

Backtrack with synthetic division and solve for "a":

1 | 2 -a 4 2 1

____ 1_-7 -3 -1

2 -7 -3 -1 | 0

-a + 1 = -7

-a = -8

a = 8

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