Math, asked by pandeykaran2006, 7 months ago

If B ={y / y²=9, y∈N} then B = ?

Answers

Answered by nessia2902

0

Answer:

3

Step-by-step explanation:

Since y^2 = 9

y=3, which is a natural number.

Answered by lexis

0

Answer:

impossible equation

Step-by-step explanation:

y=0

or y = 1/9

both equations are not in N

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