Home
Class 12
MATHS
Let a,b,c,be distinct non -negative num...

Let a,b,c,be distinct non -negative numbers . If the vector `ahati+ahatj+chatk,hati+hatkand chati+chatj+bhatk` lies in a plane m then c is a)the GM of a and b b)the AM of a and b c)the HM of a and b d)equal to zero

A

the GM of a and b

B

the AM of a and b

C

the HM of a and b

D

equal to zero

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

Given the position vectors of three points A(hati-hatj+2hatk ),B(4hati+5hatj+8hatk) and C(3hati+3hatj+6hatk) . Prove that A,B and C are collinear.

If a, b, c and d are in GP, then (a+b+c+d)^(2) is equal to

|{:(a+x, b, c), (a, b+y, c), (a, b, c+z):}| is equal to :

If A/B = {a, b}, B/A = {c, d} and A cap B = {e, f} , then the set B is equal to

Let a, b and c be non-zero vectors such that (vecaxxvecb)xxvecc=(-1)/(4)|vecb||vecc|veca . If theta the acute angle between the vectors b and c, then the angle between a and c is equal to