SOLUTION: find: int((x^3 + 1),dx)
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Question 231686: find: int((x^3 + 1),dx)
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
\ =\ \int\ x^3\ +\ 1\,dx)
\ +\ g(x)\,dx\ =\ \int\ f(x)\,dx\ +\ \int\ g(x)\,dx)
so:
\ =\ \int\ x^3\,dx\ +\ \int\ 1\,dx)
Power Rule:
so:
\ =\ \frac{x^4}{4}\ +\ C_1\ +\ x\ +\ C_2)
\ =\ \frac{x^4}{4}\ +\ x\ +\ C)
Check:
\ =\ f(x))
John
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