x²-10xy+25y²-3x+15y因式分解
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x²-10xy+25y²-3x+15y因式分解
x²-10xy+25y²-3x+15y因式分解
x²-10xy+25y²-3x+15y因式分解
x²-10xy+25y²-3x+15y
=(x-5y)²-3(x-5y)
=(x-5y)(x-5y-3)
(x-5y)(x-5y-3)
:10年前的数学题了~怀旧~
x²-10xy+25y²-3x+15y因式分解
x²-10xy+25y²-3x+15y因式分解
x²-10xy+25y²-3x+15y因式分解
x²-10xy+25y²-3x+15y
=(x-5y)²-3(x-5y)
=(x-5y)(x-5y-3)
(x-5y)(x-5y-3)
:10年前的数学题了~怀旧~