Department of Pre-University Education, KarnatakaPUC Karnataka Science Class 11
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# 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 B ∩ D - Mathematics

Sum

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

B ∩ D

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#### Solution

A = {x: x is a natural number} = {1, 2, 3, 4, 5 …}

B ={x: x is an even natural number} = {2, 4, 6, 8 …}

C = {x: x is an odd natural number} = {1, 3, 5, 7, 9 …}

D = {x: x is a prime number} = {2, 3, 5, 7 …}

B ∩ D = {2}

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#### APPEARS IN

NCERT Class 11 Mathematics Textbook
Chapter 1 Sets
Exercise 1.4 | Q 7.5 | Page 18
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