Question

C = {x : x is a natural number and 3x – 4 < 6}​

Answer 1

If A={x:x is a natural number },B={x:x is an even natural number}C={x:x is an odd natural number} and D={x:x is a prime number }, find

(i) A∩B

(ii) A∩C

(iii) A∩D

(iv) B∩C

(v) B∩D

(vi) C∩D

Answer 2

Answer:

Given 3x−4<6

Adding 4 on both sides

3x−4+4<6+4

3x<10

Dividing by 3

3x/3 < 10/3

x < 10/3