3 years ago

4,13,31,67 ___ What's the rule ?

Mathematics

2 answers:

notsponge [240]3 years ago

6 0

The rule is every number x2 plus 5

Sliva [168]3 years ago

6 0

The rule is x times 2 plus 5
So 4 times 2 plus 5 is 13 and so on

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