3 / | | 3 | __________ | 3 / 2 | \/ 5*x - 4 dx | / 0
Integral(((5*x^2 - 4)^(1/3))^3, (x, 0, 3))
TrigSubstitutionRule(theta=_theta, func=2*sqrt(5)*sec(_theta)/5, rewritten=8*sqrt(5)*tan(_theta)**3*sec(_theta)/5, substep=ConstantTimesRule(constant=8*sqrt(5)/5, other=tan(_theta)**3*sec(_theta), substep=RewriteRule(rewritten=(sec(_theta)**2 - 1)*tan(_theta)*sec(_theta), substep=AlternativeRule(alternatives=[URule(u_var=_u, u_func=sec(_theta), constant=1, substep=AddRule(substeps=[PowerRule(base=_u, exp=2, context=_u**2, symbol=_u), ConstantRule(constant=-1, context=-1, symbol=_u)], context=_u**2 - 1, symbol=_u), context=(sec(_theta)**2 - 1)*tan(_theta)*sec(_theta), symbol=_theta), RewriteRule(rewritten=tan(_theta)*sec(_theta)**3 - tan(_theta)*sec(_theta), substep=AddRule(substeps=[URule(u_var=_u, u_func=sec(_theta), constant=1, substep=PowerRule(base=_u, exp=2, context=_u**2, symbol=_u), context=tan(_theta)*sec(_theta)**3, symbol=_theta), ConstantTimesRule(constant=-1, other=tan(_theta)*sec(_theta), substep=TrigRule(func='sec*tan', arg=_theta, context=tan(_theta)*sec(_theta), symbol=_theta), context=-tan(_theta)*sec(_theta), symbol=_theta)], context=tan(_theta)*sec(_theta)**3 - tan(_theta)*sec(_theta), symbol=_theta), context=(sec(_theta)**2 - 1)*tan(_theta)*sec(_theta), symbol=_theta), RewriteRule(rewritten=tan(_theta)*sec(_theta)**3 - tan(_theta)*sec(_theta), substep=AddRule(substeps=[URule(u_var=_u, u_func=sec(_theta), constant=1, substep=PowerRule(base=_u, exp=2, context=_u**2, symbol=_u), context=tan(_theta)*sec(_theta)**3, symbol=_theta), ConstantTimesRule(constant=-1, other=tan(_theta)*sec(_theta), substep=TrigRule(func='sec*tan', arg=_theta, context=tan(_theta)*sec(_theta), symbol=_theta), context=-tan(_theta)*sec(_theta), symbol=_theta)], context=tan(_theta)*sec(_theta)**3 - tan(_theta)*sec(_theta), symbol=_theta), context=(sec(_theta)**2 - 1)*tan(_theta)*sec(_theta), symbol=_theta)], context=(sec(_theta)**2 - 1)*tan(_theta)*sec(_theta), symbol=_theta), context=tan(_theta)**3*sec(_theta), symbol=_theta), context=8*sqrt(5)*tan(_theta)**3*sec(_theta)/5, symbol=_theta), restriction=(x > -2*sqrt(5)/5) & (x < 2*sqrt(5)/5), context=((5*x**2 - 4)**(1/3))**3, symbol=x)
Ahora simplificar:
Añadimos la constante de integración:
Respuesta:
/ | | 3 // / ___ ___ 3\ \ | __________ || ___ | x*\/ 5 5*\/ 5 *x | | | 3 / 2 ||8*\/ 5 *|- ------- + ----------| / ___ ___\| | \/ 5*x - 4 dx = C + |< \ 2 24 / | -2*\/ 5 2*\/ 5 || | ||-------------------------------- for And|x > --------, x < -------|| / || 5 \ 5 5 /| \\ /
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.