[" 8.If "a,b,c" are in GP,then "(1)/(a^(2)-b^(2))+(1)/(b^(2))" is equal to "],[" (a) "1/(c^(2)-b^(2))]

If a,b,c are in GP then b^(2) = …….

If a ,b, c ,d are in G.P, then (b-c)^2+(c-a)^2+(d-b)^2 is equal to

If a ,b, c ,d are in G.P, then (b-c)^2+(c-a)^2+(d-b)^2 is equal to

if a,b,c are in G.P. and (a^(x+1))/(c^(x-1))=b^(2x) then x is equal to

If a, b, c are in G.P. show that (1)/(a^(2)),(1)/(b^(2)),(1)/(c^(2)) are also in G.P.

If a, b, c are in GP, prove that a^(2), b^(2), c^(2) are in GP.

If a, b, c, d are in G.P., then (a + b + c + d)^(2) is equal to

If a, b, c, d are in GP, then (b+c)^(2) = ______.

If a, b, c, d are in GP, then prove that 1/((a^(2)+b^(2))), 1/((b^(2)+c^(2))), 1/((c^(2)+d^(2))) are in GP.