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Derivative of ((x-3)^2*(2x+3))/((x-1)^3*(x-2))

Function f() - derivative -N order at the point
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The solution

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       2          
(x - 3) *(2*x + 3)
------------------
        3         
 (x - 1) *(x - 2) 
$$\frac{\left(x - 3\right)^{2} \left(2 x + 3\right)}{\left(x - 2\right) \left(x - 1\right)^{3}}$$
((x - 3)^2*(2*x + 3))/(((x - 1)^3*(x - 2)))
Detail solution
  1. Apply the quotient rule, which is:

    and .

    To find :

    1. Apply the product rule:

      ; to find :

      1. Let .

      2. Apply the power rule: goes to

      3. Then, apply the chain rule. Multiply by :

        1. Differentiate term by term:

          1. The derivative of the constant is zero.

          2. Apply the power rule: goes to

          The result is:

        The result of the chain rule is:

      ; to find :

      1. Differentiate term by term:

        1. The derivative of the constant is zero.

        2. The derivative of a constant times a function is the constant times the derivative of the function.

          1. Apply the power rule: goes to

          So, the result is:

        The result is:

      The result is:

    To find :

    1. Apply the product rule:

      ; to find :

      1. Let .

      2. Apply the power rule: goes to

      3. Then, apply the chain rule. Multiply by :

        1. Differentiate term by term:

          1. The derivative of the constant is zero.

          2. Apply the power rule: goes to

          The result is:

        The result of the chain rule is:

      ; to find :

      1. Differentiate term by term:

        1. The derivative of the constant is zero.

        2. Apply the power rule: goes to

        The result is:

      The result is:

    Now plug in to the quotient rule:

  2. Now simplify:


The answer is:

The graph
The first derivative [src]
                                                              2 /         3            2        \          
       1         /         2                       \   (x - 3) *\- (x - 1)  - 3*(x - 1) *(x - 2)/*(2*x + 3)
----------------*\2*(x - 3)  + (-6 + 2*x)*(2*x + 3)/ + ----------------------------------------------------
       3                                                                       6        2                  
(x - 1) *(x - 2)                                                        (x - 1) *(x - 2)                   
$$\frac{1}{\left(x - 2\right) \left(x - 1\right)^{3}} \left(2 \left(x - 3\right)^{2} + \left(2 x - 6\right) \left(2 x + 3\right)\right) + \frac{\left(x - 3\right)^{2} \left(2 x + 3\right) \left(- 3 \left(x - 2\right) \left(x - 1\right)^{2} - \left(x - 1\right)^{3}\right)}{\left(x - 2\right)^{2} \left(x - 1\right)^{6}}$$
The second derivative [src]
                     2           /-7 + 4*x              /  1        3   \   6*(-3 + 2*x)   3*(-7 + 4*x)\                           
             (-3 + x) *(3 + 2*x)*|-------- + (-7 + 4*x)*|------ + ------| - ------------ + ------------|                           
                                 \ -2 + x               \-2 + x   -1 + x/      -1 + x         -1 + x   /   12*x*(-7 + 4*x)*(-3 + x)
-18 + 12*x + ------------------------------------------------------------------------------------------- - ------------------------
                                                  (-1 + x)*(-2 + x)                                           (-1 + x)*(-2 + x)    
-----------------------------------------------------------------------------------------------------------------------------------
                                                                 3                                                                 
                                                         (-1 + x) *(-2 + x)                                                        
$$\frac{- \frac{12 x \left(x - 3\right) \left(4 x - 7\right)}{\left(x - 2\right) \left(x - 1\right)} + 12 x + \frac{\left(x - 3\right)^{2} \left(2 x + 3\right) \left(\left(4 x - 7\right) \left(\frac{3}{x - 1} + \frac{1}{x - 2}\right) - \frac{6 \left(2 x - 3\right)}{x - 1} + \frac{3 \left(4 x - 7\right)}{x - 1} + \frac{4 x - 7}{x - 2}\right)}{\left(x - 2\right) \left(x - 1\right)} - 18}{\left(x - 2\right) \left(x - 1\right)^{3}}$$
The third derivative [src]
                                                    /                                                                                                                                      /  1        3   \                                    /  1        3   \                /  1        3   \                    \                                                                                        
                                                    |                                                                                                                           (-7 + 4*x)*|------ + ------|                       6*(-3 + 2*x)*|------ + ------|   3*(-7 + 4*x)*|------ + ------|                    |                                                                                        
                                        2           |  54*(-3 + 2*x)                /    1           6               3        \   3*(-7 + 4*x)   6*(-5 + 4*x)   21*(-7 + 4*x)              \-2 + x   -1 + x/     18*(-3 + 2*x)                  \-2 + x   -1 + x/                \-2 + x   -1 + x/     12*(-7 + 4*x)  |                                                                                        
                                (-3 + x) *(3 + 2*x)*|- ------------- + 2*(-7 + 4*x)*|--------- + --------- + -----------------| + ------------ + ------------ + ------------- + ---------------------------- - ----------------- - ------------------------------ + ------------------------------ + -----------------|                 /-7 + 4*x              /  1        3   \   6*(-3 + 2*x)   3*(-7 + 4*x)\
                                                    |            2                  |        2           2   (-1 + x)*(-2 + x)|            2              2               2                -2 + x              (-1 + x)*(-2 + x)               -1 + x                           -1 + x               (-1 + x)*(-2 + x)|   18*x*(-3 + x)*|-------- + (-7 + 4*x)*|------ + ------| - ------------ + ------------|
     18*(-7 + 4*x)*(-3 + 2*x)                       \    (-1 + x)                   \(-2 + x)    (-1 + x)                     /    (-2 + x)       (-1 + x)        (-1 + x)                                                                                                                                            /                 \ -2 + x               \-2 + x   -1 + x/      -1 + x         -1 + x   /
12 - ------------------------ - --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- + -------------------------------------------------------------------------------------
        (-1 + x)*(-2 + x)                                                                                                                                          (-1 + x)*(-2 + x)                                                                                                                                                                        (-1 + x)*(-2 + x)                                  
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                                                                                                                                                       3                                                                                                                                                                                                       
                                                                                                                                                                                               (-1 + x) *(-2 + x)                                                                                                                                                                                              
$$\frac{\frac{18 x \left(x - 3\right) \left(\left(4 x - 7\right) \left(\frac{3}{x - 1} + \frac{1}{x - 2}\right) - \frac{6 \left(2 x - 3\right)}{x - 1} + \frac{3 \left(4 x - 7\right)}{x - 1} + \frac{4 x - 7}{x - 2}\right)}{\left(x - 2\right) \left(x - 1\right)} - \frac{\left(x - 3\right)^{2} \left(2 x + 3\right) \left(2 \left(4 x - 7\right) \left(\frac{6}{\left(x - 1\right)^{2}} + \frac{3}{\left(x - 2\right) \left(x - 1\right)} + \frac{1}{\left(x - 2\right)^{2}}\right) - \frac{6 \left(2 x - 3\right) \left(\frac{3}{x - 1} + \frac{1}{x - 2}\right)}{x - 1} + \frac{3 \left(4 x - 7\right) \left(\frac{3}{x - 1} + \frac{1}{x - 2}\right)}{x - 1} - \frac{54 \left(2 x - 3\right)}{\left(x - 1\right)^{2}} + \frac{21 \left(4 x - 7\right)}{\left(x - 1\right)^{2}} + \frac{6 \left(4 x - 5\right)}{\left(x - 1\right)^{2}} + \frac{\left(4 x - 7\right) \left(\frac{3}{x - 1} + \frac{1}{x - 2}\right)}{x - 2} - \frac{18 \left(2 x - 3\right)}{\left(x - 2\right) \left(x - 1\right)} + \frac{12 \left(4 x - 7\right)}{\left(x - 2\right) \left(x - 1\right)} + \frac{3 \left(4 x - 7\right)}{\left(x - 2\right)^{2}}\right)}{\left(x - 2\right) \left(x - 1\right)} + 12 - \frac{18 \left(2 x - 3\right) \left(4 x - 7\right)}{\left(x - 2\right) \left(x - 1\right)}}{\left(x - 2\right) \left(x - 1\right)^{3}}$$