11-04-2017
Mathematics

contestada

r^2+4r+3 completing the square

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ivanzud ivanzud

11-04-2017

r^2+4r+4=3.............

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jojo12345679 jojo12345679

11-04-2017

r^2+4r+3
=(r+1)(r+3)
Cheers ,:3

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