October 7, 2015

Homework Help: math

Posted by Kate on Wednesday, September 29, 2010 at 5:38pm.

How can you make 7 by only using the digits 1, 2, 3, and 4? You can put two numbers together (ie 12 or 34). You can use the operations: addition, subtraction, multiplication, (NO DIVISION!!), exponents, and parentheses any way you want!! Please help!!!!
I also need 13, 17, and 39!!!!!!!

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