Monkeyking527 Monkeyking527

22-05-2021
Mathematics

contestada

N^2=18n+40
Using complete the square method

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juniorneedshelp56 juniorneedshelp56

22-05-2021

Y=20 and y= -2 bc you subtract 18n+40 into n^2 and simply that into (y-20)(y+2) and equal them to 0. y-20=0 and y+2=0 and subtract/add both side and that’s how you get y=20 and y=-2

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