yulainny yulainny

29-04-2015
Mathematics

contestada

2=6
3=12
4=20
5=30
6=42
9=?

Respuesta :

frosticesecret frosticesecret

29-04-2015

it is a pattern so 2*3=6
3 times 4 is 12
4 times 5 is 20
5 times 6 is 30
6 times 7 is 42
so, 9 times 8 is 72.

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