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Study the following pattern: 1 × 1 = 1 11 × 11 = 121 111 × 111 = 12321 What is 11111 × 11111 ?

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Study the following pattern:

1 × 1 = 1

11 × 11 = 121

111 × 111 = 12321

What is 11111 × 11111 ?


1. 12345421
2. 123453421
3. 1234321
4. 123454321
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Correct Answer - Option 4 : 123454321

Calculation:

1 × 1 = 1

11 × 11 = 121

111 × 111 = 12321

1111 × 1111 = 1234321

∴ 11111 × 11111 = 123454321

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