If b and c are non-collinear vectors and vector a is a vector such that a.(b+c)= 4 and a x (b x c) = (x2-2x+6)b+ (sin y)c and 0 Ans. (1,pi/2)
If b and c are non-collinear vectors and vector a is a vector such that a.(b+c)= 4 and a x (b x c) = (x2-2x+6)b+ (sin y)c and 0
Ans. (1,pi/2)