### BAD::April 2012 Basic Arithmetic Dates

 These BADs need to be checked for correctness. ```summation(4,12)=72; summation(sqrt(4),12)=77 ```
```04/01/12: summation(1,12)-4!=54  [MathBabbler's age on this date]
04/02/12: 4!/2=12
04/03/12: 4*3=12
04/04/12: 4!/sqrt(4)=12
04/05/12: sqrt(4!+5!)=12
04/06/12: 124=6
04/07/12
04/08/12: 4+8=12 ... avg(4,12)=8
04/09/12: 4*sqrt(9)=12
04/10/12: sqrt(4)+10=12
04/11/12
04/12/12: sqrt(12^sqrt(4))=12
04/13/12
04/14/12: 14-12=sqrt(4)
04/15/12: sqrt(summation(12,15)^sqrt(4))=54  [MathBabbler's age on this date]
04/16/12: 4!/sqrt(sqrt(16))=12
04/17/12
04/18/12: summation(4,12)-18=54  [MathBabbler's age on this date]
04/19/12
04/20/12: cuberoot(20-12)=sqrt(4)
04/21/12: sqrt(4)*21+12=54  [MathBabbler's age on this date]
04/22/12: 1222=4!
04/23/12: summation(sqrt(4),12)=54 [MathBabbler's age on this date]
04/24/12: sqrt(4)*12=24
04/25/12
04/26/12: 4+26+12=42  ["Answer to Life, the Universe, and Everything"]
04/27/12: 4*cuberoot(27)=12
04/28/12: sqrt(4)+28+12=42  ["Answer to Life, the Universe, and Everything"]
04/29/12
04/30/12: sqrt((30+12)^sqrt(4))=42 ["Answer to Life, the Universe, and Everything"]
```