If `|bar(a)|=1,|bar(b)|=2,(bar(1),bar(b))=(2 pi)/(3)`, then `|(bar(a)+3bar(b))times(3bar(a)-bar(b))|^(7)=`

If |bar(a)|=1,|bar(b)|=2 , (bar(a),bar(b))=(2 pi)/(3) then |(bar(a)+3bar(b))times(3bar(a)-bar(b))|^(7)= ...

If |bar(a)|=3,|bar(b)|=4,|bar(a)-bar(b)|=5 then |bar(a)+bar(b)|=...

If |bar(a)|=3,|bar(b)|=4 and |bar(a)+bar(b)|=5, then |bar(a)-bar(b)| is equal to

If |bar(a)|=2,|bar(b)|=4 then (|bar(a)xxbar(b)|^(2))/(1-cos^(2)(bar(a),bar(b)))=

If |bar(a)+bar(b)|=1 , |bar(a)-bar(b)|=7 , |bar(a)|=4 then |bar(b)|

If |bar(a)|=|bar(b)|=1 and |bar(a)timesbar(b)|=bar(a)*bar(b) , then |bar(a)+bar(b)|^(2)=

if |bar(a)|=2,|bar(b)|=4 then (|bar(a)xxbar(b)|^(2))/(1-cos^(2)(bar(a),bar(b)))=

If |bar(a)| =2 and |bar(b)|=3 and bar(a).bar(b)=0 then |(bar(a)times(bar(a)times(bar(a)times(bar(a)timesbar(b)))))|-

Let bar(a),b,bar(c) are three vectors such that , |bar(a)|=|bar(b)|=|bar(c)|=2 and (bar(a),bar(b))=(pi)/(3)=(bar(b),bar(c))=(bar(c),bar(a)) The volume of the parallelepiped whose adjacent edges are 2bar(a),3bar(b),4bar(c)

If |bar(a)| =2 and |bar(b)|=3 and bar(a) .bar(b)=0 then |(bar(a)times(bar(a)times(bar(a)times(bar(a)timesbar(b)))))| (A) 16 (B) 32 (C) 48 (D) 0