Difference between revisions of "2017 UNCO Math Contest II Answer Key"
(Created page with "1) 12 2) 4/3 3) 985,674,321 4) 102,564 5(a) BEAGCDF 5(b) CAEGBDF 6) <math>1 + 5n + 5n^2</math> 7(a) 41 7(b) 41 8) -1 9). nC6 + 5 nC5 + 4 nC4 + <math>\choose{n}{3}</math> 10)...") |
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| Line 1: | Line 1: | ||
1) 12 | 1) 12 | ||
| − | 2) 4/ | + | |
| + | 2) <math>\frac{4}{3}</math> | ||
| + | |||
3) 985,674,321 | 3) 985,674,321 | ||
| + | |||
4) 102,564 | 4) 102,564 | ||
| + | |||
5(a) BEAGCDF | 5(a) BEAGCDF | ||
| + | |||
5(b) CAEGBDF | 5(b) CAEGBDF | ||
| + | |||
6) <math>1 + 5n + 5n^2</math> | 6) <math>1 + 5n + 5n^2</math> | ||
| + | |||
7(a) 41 | 7(a) 41 | ||
| + | |||
7(b) 41 | 7(b) 41 | ||
| + | |||
8) -1 | 8) -1 | ||
| − | 9). | + | |
| + | 9). <math>{n}\choose{6}</math> + 5<math> {n}\choose{5}</math> + 4<math>{n}\choose{4}</math> + <math>{n}\choose{3}</math> | ||
| + | |||
10) 2, 6, 10, 14… (& other possibilities) | 10) 2, 6, 10, 14… (& other possibilities) | ||
| + | |||
11(a) 16 | 11(a) 16 | ||
| + | |||
11(b) 42 | 11(b) 42 | ||
Latest revision as of 00:29, 20 May 2017
1) 12
2) 
3) 985,674,321
4) 102,564
5(a) BEAGCDF
5(b) CAEGBDF
6) 
7(a) 41
7(b) 41
8) -1
9). 
+ 5
+ 4
+ 
10) 2, 6, 10, 14… (& other possibilities)
11(a) 16
11(b) 42
