Consider the function `f(x) = 8 x^ (10) + 6 x^(7) - 3 x^(4) - 1`.

Enter the antiderivative of `f(x)`. Do not include `+ C` as part of your answer.

  `+C`

Hint

Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Be sure your variables match those in the question