Finding the 1th Order Derivative of Function -2(π-2x) on x
    Finding the 1th Order Derivative of Function ln(1+2x)^0.5; on x
    Finding the 1th Order Derivative of Function (x^3+x^2+2)/[x*(x-1)^2] on x
    Finding the 1th Order Derivative of Function (x^3+x^2+2)/[x*(x+1)^2] on x
    Finding the 1th Order Derivative of Function x^3+x^2+2/x*(x+1)^2 on x
    Finding the 1th Order Derivative of Function 15*tanh(0.2*x)-5*tanh(0.3*x-15)+5*tanh(0.2*x-18) on x
    Finding the 1th Order Derivative of Function 4^x*exp（x）/（2*ln（2）+1） on x
    Finding the 1th Order Derivative of Function 4^x*exp（x） on x
    Finding the 1th Order Derivative of Function l1sin(-69)cos(w13t+w14t) on t
    Finding the 1th Order Derivative of Function x^x+1÷x^x; on x
    Finding the 1th Order Derivative of Function xx+xx-1; on x
    Finding the 2th Order Derivative of Function x^(2/3)*(x-2)^2 on x
    Finding the 1th Order Derivative of Function lsin(-69+w13t）+lsin(wt) on t
    Finding the 1th Order Derivative of Function lsin(-69+w13t）+lsinwt on t
    Finding the 1th Order Derivative of Function lsin(-69+w13t）+lsinw13t on t
    Finding the 1th Order Derivative of Function sinw13t on t
    Finding the 1th Order Derivative of Function ex; on x
    Finding the 1th Order Derivative of Function （x-3）^2÷(4x-4) on x
    Finding the 1th Order Derivative of Function （x-3）^2÷4x-4 on x
    Finding the 1th Order Derivative of Function a*a+9 on x

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