解答

解答

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流行的例子

limit as x approaches 2 of (3^x-9)/(x-2)(\partial)/(\partial x)(9xe^{x^2+y^2})derivative of 1/5 x^5-2x^3+3xlimit as x approaches-1 of 6x+3limit as x approaches 1 of (e^x)/(1-x)