Question

1+4=5. 2+5=12. 3+6=21. 5+8=?​

Answer 1

Answer:

45

Step-by-step explanation:

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Answer 2

As per to observations

1+4=5 : =1×1+4=5

2+5=12 : = 2×1+5=12

3+6=21 : = 3×1+6=21

by continuing this pattern

5+8=? : = 5×1+8=45

Hope this will help you ☆