Clarisa C.

asked • 09/05/17

Next two numbers in sequence 9,27,81

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Andy C. answered • 09/05/17

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9x 3 = 27
 
27 x 3 = 81
 
81 x 3 = 243
 
243 x 3 = 729
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Kenneth S.

It helps to have memorized powers of 2, powers of 3, powers of 4,5,6,7,8,9,10,11,12,13.
This will enable you, in this instance, to quickly observe that each number in the sequence is 3 times its predecessor, so that this is a Geometric Sequence.
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09/05/17

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