1.

Let vec(a) + m vec(b) + n vec(c )= vec(0).vec(a) xx vec(b) + vec(b) xx vec(c ) + vec(c ) xx vec(a)= vec(0) for

Answer»

`m + N = -1`
`m + n = 1`
`m + 2N= 1`
`m-2n =1`

ANSWER :A


Discussion

No Comment Found