因式分解:(1)4x²-9 (2)4x²-3x-1
问题描述:
因式分解:(1)4x²-9 (2)4x²-3x-1
答
(1)(2x+3)(2x-3)
(2)(x-1)(4x+1)
因式分解:(1)4x²-9 (2)4x²-3x-1
(1)(2x+3)(2x-3)
(2)(x-1)(4x+1)