Which of the following is an antiderivative of exsin(x)e^x \sin(x)exsin(x)?
12ex(sin(x)−cos(x))\frac{1}{2} e^x (\sin(x) - \cos(x))21ex(sin(x)−cos(x))
excos(x)e^x \cos(x)excos(x)
ex(sin(x)+cos(x))e^x (\sin(x) + \cos(x))ex(sin(x)+cos(x))
exsin(x)e^x \sin(x)exsin(x)