Asked by ariana
a lock has a code of 5 numbers between 1 and 20 . If no numbers in the code are allowed to repeat, how many different codes could be made?
so it is not 20C5
so can you tell me exactly what the answer is?
I can try to figure out the other 9 questions from this..please
blended learning is bad
my parent don´t know either
thanks
so it is not 20C5
so can you tell me exactly what the answer is?
I can try to figure out the other 9 questions from this..please
blended learning is bad
my parent don´t know either
thanks
Answers
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