1.

If log_(sqrt2)x +log_(sqrt(sqrt2))x + log_(sqrt(sqrt(sqrt2))) x + … upto 7 terms = 1016, the find the value of x.

Answer»

4
16
64
2

Solution :(i) USE`log_(b^(n))a= (1)/(n) log_(b)a`.
(ii) `S_(n) = (a(r^(n)-1))/((r-1))`
(III) If `log_ax = b,` then `a^(b) =X`.


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