[" Fat the angle between the planes whose "],[" whit equations are "bar(r)*(2hat t+2hat j-3hat k)=5" and "],[:.(i-2j+3hat k)=7.]

Find the angle between the planes whose vector equations are vec r*(2hat i+2hat j-3hat k)=5 and vec r*(3hat i-3hat j+5hat k)=3

Find the angle between the planes whose vector equations are r.(2hat(i) + 2hat(j) - 3hat(k)) = 5 and r.(3hat(i) - 3hat(j) + 5hat(k)) = 3 .

Find the angle between the planes whose vector equation are r.(2hat(i)+2hat(j)-3hat(k))=5, r.(3hat(i)-3hat(j)+5hat(k))=3 .

Find the shortest distance between the two lines whose vector equations are : vec(r)=(hat(i)+2hat(j)+3hat(k))+t(2hat(i)+3hat(j)+4hat(k)), vec(r)=(2hat(i)+4hat(j)+5hat(k))+s(3hat(i)+4hat(j)+5hat(k))

Find the angle between the vectors hat i-2hat j+3hat k and 3hat i-2hat j+hat k

Find the shortest distance between the lines vec r=(4hat i-hat j)+lambda(hat i+2hat j-3hat k) and vec r=(hat i-hat j+2hat k)+mu(2hat i+4hat j-5hat k)