kenzies18809 kenzies18809

13-03-2018
Mathematics

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Can someone please factor this out for me and explain how you do it? 9x^2+30xy+25y^2

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radhikasehgal1p5sbzw radhikasehgal1p5sbzw

18-03-2018

so first I split 30xy into two numbers that were divisible by both 9 and 25, and that's how I got 15xy+15xy, after that it's just simple factorisation

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