If A={x:x is a prime number ,x<10},B={x:x is a natural number},find A ∩ B .

If S={x:x is a prime number such that 2

If U={x:x is a natural number <6},A={x:x is a prime number <6},B={x:x is an even number less than 5},find B'−A'.

D = {x : x is a prime number E = {x : x is a natural number divisible by 3 and less than 15} F = {x: x is an odd natural number less than 18). Find D uu F

D = {x : x is a prime number E = {x : x is a natural number divisible by 3 and less than 15} F = {x: x is an odd natural number less than 18). Find E uu F

D = {x : x is a prime number E = {x : x is a natural number divisible by 3 and less than 15} F = : {x is an odd natural number less than 18). Find D uu E

Express the following set in roster method :{x:x is a prime number less than 8}

D = ix : x is a prime number E = {x : x is a natural number divisible by 3 and less than 15} F = : xis an odd natural number less than 18). Find D nn E

D = ix : x is a prime number E = {x : x is a natural number divisible by 3 and less than 15} F = : xis an odd natural number less than 18). Find D nn F

D = ix : x is a prime number E = {x : x is a natural number divisible by 3 and less than 15} F = : xis an odd natural number less than 18). Find E nn F

If A={x:x is a natural number multiple of 3} and B={x:x is a natural number less than 6} then A∩B.