For what value of x is the ninth term in the expansion of `(3^(log_3 sqrt(25^(x-1) +7)) + 3^(-1/8 log_3 (5^(x-1) +1)))^10` is equal to `180`

A possible value of 'x', for which the ninth term in the expansion of { 3 ^(log _(3) sqrt(25 ^(x - 1) + 7))+ 3 ^(((1)/(8))log_(3) ^((5^(x-1)+1)))}^(10) in the increasing powers of 3^((-(1)/(8))log_(3) ^((5^(x - 1)+1))) is equal to 180 is

The value of x for which the sixth term in the expansion of [2^(log)_2^sqrt(9^((x-1)_+7))+1/(2 ^(1/5)(log)_2(3^((x-1)_+1)))]^7 is 84 is

the value of x , for which the 6th term in the expansions of [2^(log_2) (sqrt(9^((x-1)+7)))+1/(2^(1/5)(log)_2(3^(x-1)+1))]^7i s84 , is equal to a. 4 b. 3 c. 2 d. 1

The value of x for which the sixth term in the expansion of [2^(log_(2)(sqrt(9^(x-1)+7)))+(1)/(2^(1//5log_(2)(3^(x-1)+1)) is 84, is

The ninth term of the expansion ((3x) (-1)/(2x))^(8) is

the value of x, for which the 6th term in the expansions of [2^(log_(2))(sqrt(9^((x-1)+7)))+(1)/(2^((1)/(5))(log)_(2)(3^(x-1)+1))]^(7) is equal to a.4 b.3 c.2 d.1