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Integrate the following function w.r.t. x :?
f (x) = ( x^3 + a^3 + b^3 - 3abx ) / ( x + a + b ).
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1. @don1n8 : is that your complete answer ?
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2. @ aja : check every term for correct sign.
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3 Answers
- сhееsеr1Lv 71 decade agoFavorite Answer
This question is stupid. Just cancel:
f(x) = a² - ab + b² - (a+b) x + x²
Then use (dramatic, sarcastic pause) the power rule:
∫ f(x) dx = (a² - ab + b²)x - (a+b)x²/2 + x³/3