Question

1. Write the following sets in Roster(Tabular) form:
i. A= { x : 2x + 3 = 11}
ii. B= {x : x is a two digit number and sum of the digits of x is 7}
iii. C = { x : x = n/(n + 2) ; n ƭ N and n >5}

Answer 1

Answer:

2x+3=11

2x=11-3

2x=8

x=4