Rule for evaluating a power tower & tetration. Reddit rule of exponents r/askmath

We will discuss the order of exponentiation. Does 2^3^4^5 mean ((2^3)^4)^5 or 2^(3^(4^5)). We will also look at power towers and tetration. This question is from Reddit r/askmath   / tgnjcpkcer  

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#math #algebra #mathbasics

0:00 Order of exponentiation, i.e. power tower 2^3^4^5
2:42 More examples
6:33 Quick introduction to tetration