SOLUTION: How do you write numbers 107, 109, and 115 using 4 4's? For example, 104 written using 4 4's is: 4! x 4 + 4 + 4. This is not from a textbook but from my math team class homework. T

Question 175507: How do you write numbers 107, 109, and 115 using 4 4's? For example, 104 written using 4 4's is: 4! x 4 + 4 + 4. This is not from a textbook but from my math team class homework. Thanks for yor help!
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
.4'=repeating 4's (.44444444444444.....), sometimes written with a line or dot over the 4. this is usually allowed but I dont know the given rules for your project
:
107=(4!+4!-.4')/.4'
:
109=(4/4%)+(4/.4')
:
115=((4!+4!)-sqrt(4))/.4
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