Home
Class 11
MATHS
If 1 / (a(b+c)), 1 / (b(c+a)), 1 / (c(a...

If `1 / (a(b+c))`, `1 / (b(c+a))`, `1 / (c(a+b))` are in H.P., then a, b, c are in

A

a) A.P.

B

b) G.P.

C

c) H.P.

D

d) None of these

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

If (a + b) / (1- ab) , b, (b + c) / (1 - bc) are in A.P., then a, 1/b , c are in

If (b + c - a) / a, (c + a- b) / b, (a + b - c) / c are in A.P., then 1/a, 1/b, 1/c are in

If a, b, c are in A.P. and a^2 , b^2 , c^2 are in H.P then

If angles A,B, and C are in A.P., then (a+c)/b is equal to

In triangleABC , if sin^(2)(A/2),sin^(2)(B/2),sin^(2)(C/2) be in H.P., then a , b , c will be in

Let f(x) be a polynomial function of second degree. If f(1)= f(-1) and a, b,c are in A.P, the f'(a),f'(b) and f'(c) are in

If x is the A.M. between a and b, y is the A.M. between b and c, while a, b, c are in G.P., then 1/x + 1/y =

If a,b,c be positive real numbers and the value of theta=tan^(- 1)sqrt((a(a+b+c))/(b c))+tan^(- 1)sqrt((b(a+b+c))/(c a)) + tan^-1sqrt((c(a+b+c))/((ab)) then tan theta is equal to