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2 · 3 to the 2 power - 1 = ?
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1 vote
2 · 3 to the 2 power - 1 = ?

User Pavel Synek
by
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1 Answer

1 vote

2 . 3^2 - 1

so,

2 x 3^2 - 1

2 x 9 - 1

18 - 1

= 17

User BayerSe
by
4.8k points
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