If `sec^2Ahati+hatj+hatk,hati+sec^2hatj+hatk`, and `hati+hatj+sec^2Chatk` are coplanar, then `cot^2A+cot^2B+cot^2C` is

IF (sec^2A)hati+hatj+hatk, hati+(sec^2 B)hatj+hatk and hati+hatj+(sec^2 C)hatk are coplanar then cot^2 A+cot^2B+cot^2C is

IF (sec^2A)hati+hatj+hatk, hati+(sec^2 B)hatj+hatk and hati+hatj+(sec^2 C)hatk are coplanar then cot^2 A+cot^2B+cot^2C is

If the vectors (sec^(2)A)hati+hatj+hatk, hati+(sec^(2)B)hatj+hatk,hati+hatj+(sec^(2) c)hatk are coplanar, then the value of cosec^(2)A+cosec^(2)B+cosec^(2)C , is

If the vectors (sec^(2)A)hati+hatj+hatk, hati+(sec^(2)B)hatj+hatk,hati+hatj+(sec^(2) c)hatk are coplanar, then the value of cosec^(2)A+cosec^(2)B+cosec^(2)C , is

If three vectors (sec^(2)A) hati+hatj+hatk , hati+(sec^(2)B)hatj+hatk,hati+hatj+sec^(2)hatk are complnar, then the value of cosec^(2)A + cosec^(2)B+ cosec^(2)C is -

Vectors 2hati+2hatj-2hatk,5hati+yhatj+hatk and -hati+2hatj+2hatk are coplanar then find the value of y.

Vectors 2hati+2hatj-2hatk,5hati+yhatj+hatk and -hati+2hatj+2hatk are coplanar then find the value of y.

If the vectors 2hati-3hatj+4hatk and hati+2hatj-hatk and m hati - hatj+2hatk are coplanar, then the value of m is