F( − 1 ) = { 4 x + 1 x < 0 4 x + 2 x ≥ 0

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?

Common binomial factor of 6x(3x+7)+5(3x+7)

What is the area of the trapezoid shown