Find the value of x so that `-2/7`, x and `-7/2` are three consecutive terms of a G.P.

Determine k so that k+2, 4k-6 and 3k-2 are three consecutive terms of an A.P.

If a, b and c are three consecutive terms of an A.P.,prove that k^a, k^b and k^c are three consecutive terms of a G.P. Assume k to be a non-zero real number.

Determine k so that : 2/3, k, 5/8 , are the three consecutive terms of an A.P.

Find the value of x , (2x + 5) = -7

Determine k so that : 8k + 4, 6k-2, 2k-7, are the three consecutive terms of an A.P.

Find the value of x Equation is x+7=6

Find the value of x Equation is x+7=4

If 1/(x+y),1/(2y),1/(y+z) are three consecutive terms of an A.P., prove that x, y, z are three consecutive terms of a G.P.

If the mth, nth and pth terms of a G.P. form three consecutive terms of a geometric sequence, prove that m, n and p form three consecutive terms of an arithmetic sequence.