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An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3