化简 (2x-1)(2x+1)-(4x+3)(x-1)

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化简(2x-1)(2x+1)-(4x+3)(x-1)化简(2x-1)(2x+1)-(4x+3)(x-1)化简(2x-1)(2x+1)-(4x+3)(x-1)(2x-1)(2x+1)-(4x+3)(x-

化简 (2x-1)(2x+1)-(4x+3)(x-1)
化简 (2x-1)(2x+1)-(4x+3)(x-1)

化简 (2x-1)(2x+1)-(4x+3)(x-1)
(2x-1)(2x+1)-(4x+3)(x-1)
=(4x²-1)-(4x²-x-3)
=4x²-1-4x²+x+3
=x+2