Math, asked by priyankajain2422, 11 months ago

Find the missing number . 21 9 21 11 21 13 ?

Answers

Answered by Anonymous

0

Answer:

Step-by-step explanation:

21 15

21 is the same no repeating here but 9 11 13 in middle of 21 has 2-2 difference

9+2=11

11+2=13

13+2=15

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