The geometric mean of numbers `7, 7^(2),7^(3),…,7^(n),` is

The geometric mean of number 7, 7^2, 7^3,…..,7^n is

Geometric mean of 7,7^(2), 7^(3) ,……….7^(n) is

The geometric mean of 28a^5/b and b^3/7a^3 is …..

Find the geometric mean of the 2(2)/(7), 3, 1(3)/(4) and 1(1)/(3)

Find the geometric mean between : 14 and (7)/(32)

Statement -1: For each natural number n, (n+1)^(7) - n^(7) -1 is divisible by 7 . Statement - 2 : For each natural number n, n^(7) - n is divisible by 7.

The mean deviation of the numbers 3,4,5,6,7 from the mean is -

Find the modal item of the following set of numbers: 2,5,7,3,7,3,2,7,7,5

Find the sum to indicated number of terms in each of the geometric progressions : sqrt(7),sqrt(21),7 3, . . . n terms.