[" Let "vec a=4hat i+5hat j-hat k,vec b=hat i-4hat j+5hat k" and "vec c=3hat i+hat j-hat k." Find "a],[" vector "vec d" which is perpendicular to both "vec c" and "vec b" and "vec d.vec a=21]

Let vec a=hat i-hat j,vec b=3hat j-hat k and vec c=7hat i-hat k. Find a vector vec d which is perpendicular to both widehat a and vec b, and vec c .vec d=1

vec a=3hat i-hat j-4hat k,vec b=-2hat i+4hat j-3hat k and vec c=hat i+2hat j-hat k,f in d|3vec a-2vec b+4vec c|

Let vec a= hat i-\ hat j ,\ vec b=3 hat j-\ hat k and vec c=7 hat i-\ hat kdot Find a vector vec d which is perpendicular to both hat a and vec b , and vec c . vec d=1

If quad vec a=3hat i-hat j-4hat k,vec b=-2hat i+4hat j-3hat k and vec c=hat i+2hat j-hat k find |3vec a-2vec b+4vec c|

Let vec(A)=4hat(i)+5hat(j)-hat(k), vec(b)=hat(i)-4hat(j)+5hat(k) and vec(c) =3hat(i)+hat(j)-hat(k) . Find a vector vec(d) which is perpendicular to both vec(a) and vec(b) , and is such that vec(d). Vec(c)=21 .

if vec a = 2 hat i - hat j+ hat k, vec b =hat i+ hat j - 2 hat k and vec c =hat i+ 3hat j - hat k , find λ such that vec a is perpendicular to λ vec b+ vec c

If vec a=hat i+2 hat j+hat k and vec b=2 hat i+hat j and vec c=3 hat i-4 hat j-5 hat k , then find a unit vector perpendicular to both of the vectors vec a-vec b and vec c-vec b .

If vec(a)=(4hat(i)+ 5 hat(j) - hat(k)),vec(b)=(hat(i)-4 hat(j)+ 5 hat(k)) , and vec(c)=(3 hat(i)+ hat(j)-hat(k)) find a vector vec(d) which is perpendicular to both vec(a) and vec(b) and for which vec(c )*vec(d)=21.

If vec a=hat i+2hat j+hat k,vec b=2hat i+hat j and vec c=3hat i-4hat j-5hat k then find a unit vector perpendicular to both of the vector (vec a-vec b) and (vec c-vec b)

If vec a=2 hat i- hat j+ hat k ,\ vec b= hat i+ hat j-2 hat k\ a n d\ vec c= hat i+3 hat j- hat k ,\ fin d\ lambda such that vec a is perpendicular to lambda vec b + vec c