Difference between revisions of "2008 UNCO Math Contest II Problems/Problem 9"
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== Solution == | == Solution == | ||
− | {{ | + | (a) <math>\frac{10^n-1}{9}</math> (b) <math>112,225</math> (c) <math>11,122,225</math> |
== See Also == | == See Also == |
Revision as of 02:03, 13 January 2019
Problem
Let
(a) Prove that
(b) Prove that
(c) Prove that each term in the following sequence is a perfect square:
Solution
(a) (b) (c)
See Also
2008 UNCO Math Contest II (Problems • Answer Key • Resources) | ||
Preceded by Problem 8 |
Followed by Problem 10 | |
1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 | ||
All UNCO Math Contest Problems and Solutions |