Math, asked by yeashthakur, 9 months ago

By completing square
y^2+6y-216=0

Answers

Answered by wwwluckydeepthi124

1

Answer: zeros are 12 ,-18.

Step-by-step explanation:

y^2+6y-216=0

y^2+18y-12y-216=0

y(y+18)-12(y+18)=0

(y+18)(y-12)=0

y=12 or y=-18

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