Q10 of 29 Page 1

If is a unit vector and , then find

We have




Since ,






Since magnitude cannot be negative,



More from this chapter

All 29 →
8

Find:

9

Verify that the function is solution of the differential equation

11

Given that two numbers appearing on throwing two dice are different. Find the probability of the event, “the sum of numbers on the dice is 6”.

 12

An urn contains 5 red and 2 black balls. Two balls are drawn randomly one-one with replacement from the urn. Find the probability distribution of number of black balls.