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-4x^2cosx
The derivative of the function/ -4x^2cosx

Derivative of -4x^2cosx

Function f() - derivative -N order at the point
v

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The solution

You have entered [src] 
    2       
-4*x *cos(x)
−4x2cos⁡(x)- 4 x^{2} \cos{\left(x \right)}
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The graph
02468-8-6-4-2-1010-500500
Plot the graph f(x)
Plot the graph f'(x)
The first derivative [src] 
                 2       
-8*x*cos(x) + 4*x *sin(x)
4x2sin⁡(x)−8xcos⁡(x)4 x^{2} \sin{\left(x \right)} - 8 x \cos{\left(x \right)}
Simplify
The second derivative [src] 
  /             2                    \
4*\-2*cos(x) + x *cos(x) + 4*x*sin(x)/
4(x2cos⁡(x)+4xsin⁡(x)−2cos⁡(x))4 \left(x^{2} \cos{\left(x \right)} + 4 x \sin{\left(x \right)} - 2 \cos{\left(x \right)}\right)
Simplify
The third derivative [src] 
  /            2                    \
4*\6*sin(x) - x *sin(x) + 6*x*cos(x)/
4(−x2sin⁡(x)+6xcos⁡(x)+6sin⁡(x))4 \left(- x^{2} \sin{\left(x \right)} + 6 x \cos{\left(x \right)} + 6 \sin{\left(x \right)}\right)
Simplify
The graph
Derivative of -4x^2cosx
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