9-x^2+12xy-36y^2
3个回答
9-x^2+12xy-36y^2
=9-(x^2-12xy+36y^2)
=3^2-(x-6y)^2
=(3+x-6y)(3-x+6y)
相关问题
因式分解:9-x^2+12xy-36y^2
x∧2-12xy+36y∧216ax∧4+24a∧2b∧2+9b∧2-2xy-x∧2-y∧24-12(x-y)+9(x-
x^2-12xy+36y^2-6x+36y+8
因式分解 1) 9(a-b)^2-12(a-b)+4 2) 9-x^2+12xy-36y^2
计算 -x^2+12xy-36y^2
-12xy+x²+36y²=x²-12xy+36y²
-36x^2y^2-12xy-1 提取公因式
x^2-12xy+36y^216a^4+24a^2b^2+9b^4
已知:x+y=12,xy=9,则x²+3xy+2y²/x²y+2xy²=?还有一
因式分解:x^2 -12xy+36y^2 - x + 6y (x-6y)(x-6y-1)