Home
Class 12
MATHS
If the vectors ahati+hatj+hatk, hati+bha...

If the vectors `ahati+hatj+hatk, hati+bhatj+hatk, hati+hatj+chatk(a!=1, b!=1,c!=1)` are coplanat then the value of `1/(1-a)+1/(1-b)+1/(1-c)` is (A) 0 (B) 1 (C) -1 (D) 2

Text Solution

Verified by Experts

The correct Answer is:
1
Promotional Banner

Similar Questions

Explore conceptually related problems

If the vectors vecr_(1)=ahati+hatj+hatk, vecr_(2)=hati+bhatj+hatk, vecr_(3)=hati+hatj+chatk(a!=1,b!=1,c!=1) are coplanar then the value of 1/(1-a)+1/(1-b)+1/(1-c) is

If the vectors phati+hatj+hatk, hati+qhatj+hatk and hati+hatj+rhatk(p!=q!=r!=1) are coplanar then the value of pqr-(p+q+r) is (A) 0 (B) -1 (C) -2 (D) 2

The vectors a=hati+hatj+mhatk, b=hati+hatj+(m+1)hatk and c=hati-hatj+mhatk are coplanar, it m is equal to

If the vectors veca=2hati-hatj+hatk, vecb=hati+2hatj-hat(3k) and vecc= 3hati+lamda hatj+5hatk are coplanar the value of lamda is (A) -1 (B) 3 (C) -4 (D) -1/4

Vector 1/3 (2hati - 2hatj +hatk) is

Vector 1/3 (2hati - 2hatj +hatk) is

The volume of the tetrahedronwhose vertices are the points with position vectors hati-5hatj+10hatk, -hati-3hatj+7hatk, 5hati-hatj+lamdahatk and 7hati-4hatj+7hatk is 11 cubic units then the value of lamda is (A) 7 (B) 1 (C) -7 (D) -1