Difference between revisions of "2014 UNCO Math Contest II Problems/Problem 4"
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== Solution == | == Solution == | ||
| + | (a) <math>210</math> (b) <math>4010</math> (c) <math>\frac{n(n^2+1)}{2}</math> | ||
== See also == | == See also == | ||
Revision as of 02:31, 13 January 2019
Problem
On the first slate, the Queen’s jurors write the number 
. On the second slate they write the
numbers 
and 
. On the third slate the jurors write 
, and 
, and so on, writing 
integers on
the th slate.
(a) What is the largest number they write on the 
th slate?
(b) What is the sum of the numbers written on the th slate?
(c) What is the sum of the numbers written on the th slate?
Solution
(a) 
(b) 
(c) 
See also
| 2014 UNCO Math Contest II (Problems • Answer Key • Resources) | ||
| Preceded by Problem 3 |
Followed by Problem 5 | |
| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 | ||
| All UNCO Math Contest Problems and Solutions | ||
