因式分解:(1)3x²+8xy-3y² (2)x²-4xy-96y²
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因式分解:(1)3x²+8xy-3y² (2)x²-4xy-96y²
因式分解:(1)3x²+8xy-3y² (2)x²-4xy-96y²
因式分解:(1)3x²+8xy-3y² (2)x²-4xy-96y²
(1)
3x²+8xy-3y²
=(3x-y)(x+3y)
(2)
x²-4xy-96y²
=(x+8y)(x-12y)
(1)3x²+8xy-3y²
=(3x-y)(x+3y)
(2)x²-4xy-96y²
=(x-12y)(x+8y)