The circle c has equation x^2+y^2+10x=20
a) show that point p=(-2,6) lies on c
b) hence...
Mathematics, 21.10.2019 18:30 sherlock19
The circle c has equation x^2+y^2+10x=20
a) show that point p=(-2,6) lies on c
b) hence find the equation of the tangent to the circle c at p
Answers: 3
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You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?
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