因式分解:3x^2+6xy+3y^2
问题描述:
因式分解:3x^2+6xy+3y^2
答
=3(x^2+2xy+y^2)
=3(x+y)^2
因式分解:3x^2+6xy+3y^2
=3(x^2+2xy+y^2)
=3(x+y)^2