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Are the Following Pair of Sets Equal? Give Reasons. a = {2, 3}; B = {X: X Is Solution Of X2 + 5x + 6 = 0} - Mathematics

Sum

Are the following pair of sets equal? Give reasons.

A = {2, 3}; B = {xis solution of x2 + 5+ 6 = 0}

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Solution

A = {2, 3}; B = {x: x is a solution of x2 + 5x + 6 = 0}

The equation x2 + 5x + 6 = 0 can be solved as:

x(x + 3) + 2(x + 3) = 0

(x + 2)(x + 3) = 0

x = –2 or x = –3

Concept: Equal Sets
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APPEARS IN

NCERT Class 11 Mathematics Textbook
Chapter 1 Sets
Exercise 1.2 | Q 5.1 | Page 9
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