[" 13.(a) Find the scalar projection of : "],[[" (i) "a=7hat i+hat j-4hat k" on "vec b=2hat i+6hat j+3hat k]]

Find the scalar projection of : vec(a)=7hat(i)+hat(j)-4hat(k) on vec(b)=2hat(i)+6hat(j)+3hat(k)

Find the scalar projection of the vector vec a= 3 hat i+6 hat j+9 hat k on vec b= 2 hat i+2 hat j-hat k .

Find the projection of the vector 7hat i+hat j-4hat k in vec a=2hat i+6hat j+3hat k

Find the scalar projection of : vec(a)=hat(i)+3hat(j)+7hat(k) on vec(b)=7hat(i)-hat(j)+8hat(k) .

Find the scalar projection of : vec(a)=3hat(i)-2hat(j)+hat(k) on vec(b)=hat(i)-2hat(j)-3hat(k)

Find the scalar projection of : vec(a)=2hat(i)+3hat(j)+2hat(k) on vec(b)=hat(i)+2hat(j)+hat(k)

Find lambda, when the projection of vec a=lambdahat i+hat j+4hat k on vec b=2hat i+6hat j+3hat k is 4 units.

Find lambda, when the projection of vec a=lambda hat i+ hat j+4 hat k\ on\ vec b=2 hat i+6 hat j+3 hat k\ i s\ 4\ units.

Find the projection of vector hat i+3hat j+7hat k on the vector 7hat i-hat j+8hat k

Vectors vec A=hat i+hat j-2hat k and vec B=3hat i+3hat j-6hat k are