Math, asked by kj946581, 2 months ago

(x+2) is a factor of x³+4x²+8x+a​

Answers

Answered by gc930954
0

Answer:

put -2 in the given equation.and get a.

Answered by chandanapukalyani
0

subs x=-2 in x³+4x²+8x+a=0

(-2)³+4(-2)²+8(-2)+a=0

-8+16-16+a=0

a=8.

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