计算:(1)(-x^k-1)^2= (2)(-3x^3)^2-[(2x)^2]^3 (3)-0.125^6*2^6*4^
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k为何值,分式方程6 /x-2 = x+3 / x(x-1) - k/x 无解
x/x-3-5x/x^2-x-6计算
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计算x^2-5x+6/x^2-1/x^2+x/x-3
如何计算 (x+1)(x+2)(x+3)(x+4)
计算(X-1)(X-2)(X-3)(X-4)
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计算:(x-1)/(x^2+3x+2)+6/(2+x-x^2)-(10-x)/(4-x^2)