Q6 of 26 Page 1

If and then find the value of

Given:

We know that,







⇒ θ = 30°


Now, we have to find






More from this chapter

All 26 →
4

Write the coordinates of the point which is the reflection of the point ( alpha , beta , gamma ) in the XZ-plane.

 5

Find the position vector of the point which divides the join of points with position vectors and internally in the ratio 1 : 3.

 7

Solve for x:

OR


Prove that

8

On her birthday Seema decided to donate some money to children of an orphanage home. If there were 8 children less, everyone would have got ₹10 more. However, if there were 16 children more, everyone would have got ₹10 less. Using the matrix method, find the number of children and the amount distributed by Seema. What values are reflected by Seema’s decision?