Question

$7y ^{2} + 49y + 84 = {?}$
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Answer 1

$hello \: mate$

$here \: is \: your \: answer$

$= > 7y {}^{2} + 49y + 84 = 0$

$= > y{}^{2} + 7y + 12 = 0$

$= > y {}^{2} + 4y + 3y + 12 = 0$

$= > y(y + 4) + 3(y + 4) = 0$

$= > (y + 4)(y + 3) = 0$

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