Resolva a integral indefinida :
![\int = x^{3}dx \int = x^{3}dx](https://tex.z-dn.net/?f=%5Cint+%3D+x%5E%7B3%7Ddx)
# resolva seriamente , pois eu sei resolver , apenas quero a opinião de " segundos".
Soluções para a tarefa
Respondido por
2
Olá !
Usamos a regra básica ...
∫ a* ax = a*+¹/*+1 + C
--------------------------------------------------
Resolvendo ...
![\int\limits {x^{3}\ dx} \, \\\\\\= \frac{x^{3+1}}{3+1} \\\\\\=\frac{x^{4}}{4} \\\\\\Assim:\\\\\\ \boxed{\boxed{\int\limits x^{3}\ dx\ =\ \frac{x^{4}}{4}\ +\ C}}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ok \int\limits {x^{3}\ dx} \, \\\\\\= \frac{x^{3+1}}{3+1} \\\\\\=\frac{x^{4}}{4} \\\\\\Assim:\\\\\\ \boxed{\boxed{\int\limits x^{3}\ dx\ =\ \frac{x^{4}}{4}\ +\ C}}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ok](https://tex.z-dn.net/?f=+%5Cint%5Climits+%7Bx%5E%7B3%7D%5C+dx%7D+%5C%2C+%5C%5C%5C%5C%5C%5C%3D++%5Cfrac%7Bx%5E%7B3%2B1%7D%7D%7B3%2B1%7D++%5C%5C%5C%5C%5C%5C%3D%5Cfrac%7Bx%5E%7B4%7D%7D%7B4%7D+%5C%5C%5C%5C%5C%5CAssim%3A%5C%5C%5C%5C%5C%5C+%5Cboxed%7B%5Cboxed%7B%5Cint%5Climits+x%5E%7B3%7D%5C+dx%5C+%3D%5C++%5Cfrac%7Bx%5E%7B4%7D%7D%7B4%7D%5C+%2B%5C+C%7D%7D%5C+%5C+%5C+%5C+%5C+%5C+%5C+%5C+%5C+%5C++%5C+%5C+%5C+%5C+%5C+%5C+%5C+%5C+%5C+%5C+%5C++%5C+%5C+%5C+ok)
Usamos a regra básica ...
∫ a* ax = a*+¹/*+1 + C
--------------------------------------------------
Resolvendo ...
Usuário anônimo:
:)
Respondido por
1
vamos lá!
∫ x^3 dx =>
∫ x^a dx
∫ x^a+1/a+1+c
∫ x^3+1/3+1+c
∫ x^4/4 +C
resposta ➱ ∫ x^4/4 +c
espero ter ajudado!
boa tarde!
∫ x^3 dx =>
∫ x^a dx
∫ x^a+1/a+1+c
∫ x^3+1/3+1+c
∫ x^4/4 +C
resposta ➱ ∫ x^4/4 +c
espero ter ajudado!
boa tarde!
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