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Mathematics 7 Online
OpenStudy (darkigloo):

How to use u-substitution to evaluate integral?

OpenStudy (darkigloo):

|dw:1456025715500:dw|

OpenStudy (darkigloo):

u= x^3 + 1 du/dx = 3x^2 du =3x^2 dx

OpenStudy (darkigloo):

i'm not sure where to go from there

OpenStudy (darkigloo):

got it, the answer was 2w. not sure why though.

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