【(x+1/2x-2)-(6/x²-1)-(x+3/2x+2)】·(4x²-4/3)
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【(x+1/2x-2)-(6/x²-1)-(x+3/2x+2)】·(4x²-4/3)【(x+1/2x-2)-(6/x²-1)-(x+3/2x+2)】·(4x²-
【(x+1/2x-2)-(6/x²-1)-(x+3/2x+2)】·(4x²-4/3)
【(x+1/2x-2)-(6/x²-1)-(x+3/2x+2)】·(4x²-4/3)
【(x+1/2x-2)-(6/x²-1)-(x+3/2x+2)】·(4x²-4/3)
=[(x+1)/2(x-1)-6/(x+1)(x-1)-(x+3)/2(x+1)]×4(x+1)(x-1)/3
=(x+1)/2(x-1)×4(x+1)(x-1)/3-6/(x+1)(x-1)×4(x+1)(x-1)/3-(x+3)/2(x+1) ×4(x+1)(x-1)/3
=2(x+1)²/3-8-2(x+3)(x-1)/3
=(2x²+4x+2-2x²-4x+6)/3-8
=8/3-8
=-16/3