Online Course Discussion Forum

II-A Combinatorics Short Answer Section

 
 
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II-A Combinatorics Short Answer Section
by Charles Zhang - Wednesday, 16 December 2020, 7:18 PM
 
Can we use a calculator to find 4^10?
 
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Re: II-A Combinatorics Short Answer Section
by Areteem Professor - Friday, 18 December 2020, 1:02 PM
 

It is ok to use a calculator to check your answers, but try to think of tricks you could use to find these without one. Here, for example, you could use the fact that $4^{10} = (2^2)^{10} = \left(2^{10}\right)^2$.