1.

If x > a, then dx/(x2 - a2) dx = (a) (1/2a) log (x - a)/(x + a) + k(b) (1/2a) log (x + a)/(x - a) + k(c) (1/a) log(x2 - a2) + k(d) log(x + √(x2 - a2)) + k

Answer»

Answer is (a) (1/2a) log (x - a)/(x + a) + k



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