Answer:
the probability that system’s failure is due to the radio =
Step-by-step explanation:
From the question given;
Let the mean lifetime of the radio and the mean lifetime of the speaker
we can re-write both expressions as:
and
Let consider to be the variables which are independent to the exponentially distributed mean of
∴
replace the values now; we have:
Thus, the probability that system’s failure is due to the radio =
Answer:
$36.00 in 4 hours
Step-by-step explanation:
Kind of obvious multiply $24 by 3 hours which gives $72 per 3 hours.
Multiply $36 and 4 hours which will give $144 per 4 hours.
Answer:
Which math do you need to use help?
Answer:
D. -2+4i
Step-by-step explanation:
just combine like terms :)