Consider the point A(2,-1,2)(ii)B(3,4,5) is a point in first octant,find the ratio in which YZ plane divides AB.

(b)Consider the point A(2,-1,2) which in……..octant.

Consider the points P (3,4,-5) and Q (1,-2,3).Find the ratio in which the YZ plane divides the line joining P and Q

Consider the points A(2,2,-1), B(3,4,2), C(7,0,6).Find AB.

Consider the points A(-2,3,5),B(1,2,3) and C(7,0,-1)(i)Find the ratio in which C divides AB.

Consider the points A(3,2,-4),B(5,4,-6) and C(9,8,-10).(ii)Find the ratio in which B divides AC using distance formula.

Show that the points A(1,-2,-8),B(5,0,-2)andC(11,3,7)are collinear and find the ratio in which B divides AC.

Consider the points A(-2,3,5) , B(1,2,3) and C(7,0,-1) Find the ratio in which B divides the line segment AC.

Consider the point A(2,1,1) and B(4,2,3) Find the vector vec(ab)

Consider the point A(2,1,1) and B(4,2,3) .Find the direction cosines of vec(ab)

Consider the point A(3,2,-4) and B (9,8,-10) Find the co-ordinates of the points which divides AB internally in the ratio 1:2