kenzies18809
kenzies18809 kenzies18809
  • 13-03-2018
  • Mathematics
contestada

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 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
Ver imagen radhikasehgal1p5sbzw
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