Question

show that x=1 is root of polynomial 2x^3-3x^2+7x-6
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Answer 1

Answer:

answer is 12

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Answer 2

Answer:

x+1=0

x=0-1

x=-1

put -1 in place of x

2(-1)³-3(-1)²+7(-1)-6=0

-2-3-7-6=0

-18 =0

0=18

Step-by-step explanation:

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