Sr Examen

Derivada de y=9sinα+3ctgα−9arccosα:

Función f() - derivada -er orden en el punto
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Gráfico:

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Solución

Ha introducido [src]
9*sin(a) + 3*cot(a) - 9*acos(a)
$$\left(9 \sin{\left(a \right)} + 3 \cot{\left(a \right)}\right) - 9 \operatorname{acos}{\left(a \right)}$$
9*sin(a) + 3*cot(a) - 9*acos(a)
Gráfica
Primera derivada [src]
          2           9                
-3 - 3*cot (a) + ----------- + 9*cos(a)
                    ________           
                   /      2            
                 \/  1 - a             
$$9 \cos{\left(a \right)} - 3 \cot^{2}{\left(a \right)} - 3 + \frac{9}{\sqrt{1 - a^{2}}}$$
Segunda derivada [src]
  /              /       2   \              3*a    \
3*|-3*sin(a) + 2*\1 + cot (a)/*cot(a) + -----------|
  |                                             3/2|
  |                                     /     2\   |
  \                                     \1 - a /   /
$$3 \left(\frac{3 a}{\left(1 - a^{2}\right)^{\frac{3}{2}}} + 2 \left(\cot^{2}{\left(a \right)} + 1\right) \cot{\left(a \right)} - 3 \sin{\left(a \right)}\right)$$
Tercera derivada [src]
  /                           2                                                  2   \
  |              /       2   \         3             2    /       2   \       9*a    |
3*|-3*cos(a) - 2*\1 + cot (a)/  + ----------- - 4*cot (a)*\1 + cot (a)/ + -----------|
  |                                       3/2                                     5/2|
  |                               /     2\                                /     2\   |
  \                               \1 - a /                                \1 - a /   /
$$3 \left(\frac{9 a^{2}}{\left(1 - a^{2}\right)^{\frac{5}{2}}} - 2 \left(\cot^{2}{\left(a \right)} + 1\right)^{2} - 4 \left(\cot^{2}{\left(a \right)} + 1\right) \cot^{2}{\left(a \right)} - 3 \cos{\left(a \right)} + \frac{3}{\left(1 - a^{2}\right)^{\frac{3}{2}}}\right)$$
Gráfico
Derivada de y=9sinα+3ctgα−9arccosα: