What is the probability that the sum of the numbers on two dice is even when they are rolled?

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.