Which of the points (s, t) is inside the shaded region of the set of inequalities shown below?
SS24 -0.661
S212 -
SS 30 -
S20
t20

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

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?