1.

The area of figure bounded by the curves `y=a^x(a gt 1) and y=b^-x (b gt 1)` and the straight line `x = 1` is (1) `1/(loga) (a-1)+1/(logb) (1/b-1)` (2) `loga(a-1)+logb(1/b-1)` (3) `1/(loga)(a-1)+1/(log b)(b-1)` (4) `loga(a-1)+logb.(b-1)`A. `(1)/(log a)""(a-1) + (1)/(log b) ((1)/(b) - 1)`B. log a (a - 1) + log `((1)/(b) - 1)`C. `(1)/(log a) (a-1)+ (1)/(log b) (b-1)`D. log (a-1) + log (b-1)

Answer» Correct Answer - A


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