Antiderivatives: Trigonometric and Exponential Functions

If f(x)=cos(2x)x4+exf''\left(x\right)=\cos\left(2x\right)-x^4+e^x, f(0)=0=f(0)f\left(0\right)=0=f'\left(0\right)
More Antiderivatives of Trig Functions Questions:
More Antiderivatives of Exponential Functions Questions: