plz answer questions 11 to 15....
I will Mark the correct one brainiest.....
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11. (b) a rational no. because it is repeating and non- terminating.
12. (b) 2.123123....
13. (b) r= 0
14. (c) an odd integer
ex- (5)²-1
= 25-1
= 24
15. (d) x² y²
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