Answer:
a
Step-by-step explanation:
m*m= m^2
-15*2=-30
-15m+2=-13m
Answer:si amigos si adorqa nueve tres dies=z cien bien se hasta luego
Step-by-step explanation:
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Answer: PAY ATTENTION IN CLASS AND STOP TALKING TO YOUR FRIENDS
Step-by-step explanation:
There are

ways of selecting two of the six blocks at random. The probability that one of them contains an error is

So

has probability mass function

These are the only two cases since there is only one error known to exist in the code; any two blocks of code chosen at random must either contain the error or not.
The expected value of finding an error is then