During final exams of the senior year, a Precalculus exam was given to 120 students, and the scores approximated a normal distribution. If the mean score was 74 and
the standard deviation was ſ, what percent of the scores were between 80 and
100.

Identify the function that contains the data in the following table: x     -2         0         2         3         5     f(x)     5         3         1         2         4     possible answers: f(x) = |x| + 1 f(x) = |x - 2| f(x) = |x - 2| - 1 f(x) = |x - 2| + 1

Simplify the given expression leaving the answer in improper fraction form. 2/3+5/6

Find the product. type your answer in the space provided. use / for a fraction bar (example: 1/2) and ^ for an exponent (example: x^5). do not put spaces in your answer. (x -1 y 5)^2 · (2xy -2)^5