f(x)=x^3cos(x)-2xsin(x)

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Solution for f(x)=x^3cos(x)-2xsin(x) equation:


Simplifying
f(x) = x3cos(x) + -2xsin(x)

Multiply f * x
fx = x3cos(x) + -2xsin(x)

Multiply cosx3 * x
fx = cosx4 + -2xsin(x)

Multiply insx * x
fx = cosx4 + -2insx2

Solving
fx = cosx4 + -2insx2

Solving for variable 'f'.

Move all terms containing f to the left, all other terms to the right.

Divide each side by 'x'.
f = cosx3 + -2insx

Simplifying
f = cosx3 + -2insx

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