If \( I=\int \frac{x^{2}}{(x-a)(x-b)} d x \), then \( I \) equals
(a) \( x+\frac{1}{a-b} \log \l...
If \( I=\int \frac{x^{2}}{(x-a)(x-b)} d x \), then \( I \) equals
(a) \( x+\frac{1}{a-b} \log \left|\frac{x-a}{x-b}\right|+C \)
(b) \( x+\frac{1}{a-b} \log \left|\frac{x-a}{x-b}\right|^{a^{2}+b^{2}}+C \)
(c) \( x+\frac{1}{a-b}\left\{a^{2} \log |x-a|-\right. \)
(d) \( x^{2}+\frac{1}{a-b} \log \left|\frac{x-a}{x-b}\right|+C \)
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