Question

1+3+1=2²
1+2+3+2+1=3²
___________=4²
1+2+3+4+5+4+3+2+1=5²
complete pattern
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Answer 1

Answer:

1+2+3+4+3+2+1

Step-by-step explanation:

Hope this answer may help you.....

Answer 2

Answer:

1+2+3+4+3+2+1is the right answer

Step-by-step explanation:

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