Find the missing number

Algebra Level 1

Find the missing number from the series 1,2,3,1,4,9,_8,27

1 4 6 2

Muhit Mujtaba Alam by Muhit Mujtaba Alam , 31, Bangladesh

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4 solutions

Parveen Soni
Nov 17, 2014

first three terms is 1,2,3 next three is their corresponding square and next three their corresponding cube.

2 Helpful 0 Interesting 0 Brilliant 0 Confused
Jerry Deveraux
Nov 7, 2016

1,2,3,1,4,9,x,8,27,...

1,2,3,1²,2²,3³,1³,2³3³,...

The x is 1 because 1³=1

1 Helpful 0 Interesting 0 Brilliant 0 Confused
Hareesh Batchu
Nov 23, 2014

first three terms is 1,2,3 next three is their corresponding square and next three their corresponding cube. then we get missing number is one

1 Helpful 0 Interesting 0 Brilliant 0 Confused

First three numbers are the 1st 3 natural numbers , the second are their cubes respectively

And the last 3 are the first's cubes so 1's cube is 1 so the answer is 1

0 Helpful 0 Interesting 0 Brilliant 0 Confused

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