Question
1. (3)( (3 x+y)(2 x-3 y) )
( =6 x^{2}+2 x y-9 x y-3 y^{2} )
( =6 x^{2}-7 x y-3 y^{2} )

-1) 2016 1. (3x + y) (2x - 3y) 07 god RRB NTPC ( (1) 6x² – 9xy – 372 (2) 6x² - 7xy + 377 (3) 6x² - 7xy – 377 (4) 6x2 - 11xy + 3y2
Solution
