Math, asked by vishal401, 1 year ago

find roots of equation x2+8x+20=0

Answers

Answered by shashanksen16

5

x2 +8x+20=0
x2 +10x-2x +20=0
(x2+10x)-(2x-20)=0
x(x+10)-2(x+10)=0
(x+10)(x-2)=0
x=2 or x= -10

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