Question

x²+6xy+9y²+x+3y firection

Answer 1

$x { }^{2} + 3y { }^{2} + 6xy + x + 3y$
= ( X + 3y ) ^ 2 + X + 3y

taking X + 3y common ,

( x + 3y )( X + 3y + 1 )