1 thor 10 HOW DOSE MY DOG LOOK
2 answers:
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Let 
be a probability that i-th light fails, where i=1,2,3. Then, 
is the probability that i-th light remain bright.
<span>If the lights fail independently of each other, the probability that a string of lights will remain bright for two years is:
</span>
.
<span>If the lights fail independently of each other, the probability that a string of lights will remain bright for two years is:
</span>
4 friends evenly dividing up a n - slice pizza
So each one get slices of pizza.
For example, if n = 12 slice then each friend gets 12/4 = 3 pieces. If Harris ate one slice less then he ate =3 -1 = 2 pieces.
So the general expression for slices of pizza did Harris eat is