Q12 of 195 Page 16

Prove that :

Given:


L.H.S






= R.H.S


L.H.S = R.H.S


Hence, Proved.


More from this chapter

All 195 →
11

Prove that :

 11

Prove that :

 1

In a class, there are 27 boys and 14 girls. The teacher wants to select 1 boy and 1 girl to represent the class in a function. In how many ways can the teacher make this selection?

 2

A person wants to buy one fountain pen, one ball pen, and one pencil from a stationery shop. If there are 10 fountain pen varieties, 12 ball pen varieties and 5 pencil varieties, in how many ways can he select these articles?