(x+2y) (1+3x+4y) - 6y (x+y)

Asked by Shawn | 13th Jan, 2016, 12:30: PM

Expert Answer:

begin mathsize 14px style left parenthesis x plus 2 y right parenthesis left parenthesis 1 plus 3 x plus 4 y right parenthesis minus 6 y left parenthesis x plus y right parenthesis equals x left parenthesis 1 plus 3 x plus 4 y right parenthesis plus 2 y left parenthesis 1 plus 3 x plus 4 y right parenthesis minus 6 x y minus 6 y squared equals x plus 3 x squared plus 4 x y plus 2 y plus 6 x y plus 8 y squared minus 6 x y minus 6 y squared equals 3 x squared plus x plus 4 x y plus 6 x y minus 6 x y plus 2 y plus 8 y squared minus 6 y squared equals 3 x squared plus x plus 4 x y plus 2 y plus 2 y squared end style

Answered by Rashmi Khot | 13th Jan, 2016, 02:51: PM

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