Question

1 + 4 = 5
2 + 5 = 12
3 + 6 = 21
8 + 11 = __​

Answer 1

Answer:

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Step-by-step explanation:

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1 + 4×1 = 5

2 + 5×2 = 12

3 + 6×3 = 21

by the following pattern

8 + 11×4 = 52 ans.