greg30531 greg30531

29-06-2017
Mathematics

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-y2-5y=0 sparate he two values with comma

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altavistard altavistard

29-06-2017

Please, write "the square of y" as y^2 (not as y2).

You will then have -(y^2+5y)=0.

Factoring the expression y^2+5y, we get -(y)(y+5)=0.

Then, y=0 or y+5=0. Thus, y=0 or y=-5.

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