14-06-2017
Mathematics

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To repair his kitchen subfloor, John cut a rectangle piece of plywood such that the width and length were two consecutive odd integers. If the product of The length and width is 195, what were the dimensions of the piece of plywood?

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egenriether egenriether

14-06-2017

Numbers are n, n+2 and
n(n+2)=195
n^2+2n-195=0
Using the quadratic equation n=13
And n+2=15

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