| Blockland Forums > Modification Help |
| [Resource] Factoring + Is Integer + Is Prime |
| << < (2/2) |
| Chrono:
--- Code: ---function mSumSeries(%n,%f,%d) { //n = number of terms //f = first term //d = difference return %n/2*((2*%f)+(%n-1)*%d); } --- End code --- ex: mSumSeries(5,1,1); = 1+2+3+4+5 = 15 mSumSeries(4,2,1); = 2+3+4+5 = 14 mSumSeries(3,1,2); = 1+3+5 = 9 |
| Axolotl:
nvm, will ask in seperate topic |
| Axolotl:
--- Quote from: Chrono on March 18, 2012, 07:11:09 PM --- --- Code: ---function mSumSeries(%n,%f,%d) { //n = number of terms //f = first term //d = difference return %n/2*((2*%f)+(%n-1)*%d); } --- End code --- ex: mSumSeries(5,1,1); = 1+2+3+4+5 = 15 mSumSeries(4,2,1); = 2+3+4+5 = 14 mSumSeries(3,1,2); = 1+3+5 = 9 --- End quote --- Arithmetic sequence! |
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