" If "bar(e)=bar(li)+mbar(j)+nbar(k)" is a unit vector and "l=(1)/(3)," then maximum value of "lmn" is "

If bar(e)=lbar(i)+mbar(j)+nbar(k) is a unit vector then maximum value of 'lm+mn+nl' is

if e=vec li+mvec j+nvec k is a unit vector and l=(1)/(3) then the maximum value of lmn is

Q.if (bar(e)=lbar(i)+mbar(j)+nbar(k)) is a unit vector,the maximum value of (lm+mn+nl) is

If lambda(2bar(i)-4bar(j)+4bar(k)) is a unit vector then lambda=

If lambda(2bar(i)-4bar(j)+4bar(k)) is a unit vector then lambda=

If l,m,n are d .c's of vector bar(OP) then maximum value of lmn is

If l, m, n are d.c's of vector bar(OP) then maximum value of lmn is

Let bar(a) be a unit vector bar(b)=2bar(i)+bar(j)-bar(k) and bar(c)=bar(i)+3bar(k) then maximum value of [bar(a)bar(b)bar(c)] is

Let bar(a) be a unit vector bar(b)=2bar(i)+bar(j)-bar(k) and bar(c)=bar(i)+3bar(k) then maximum value of [[bar(a),bar(b),bar(c)]] is