1 86 2 84
3 79
4 87
5 75
6 84
7 89
8 90
9 88
10 92
Sara has been using an online review program to take practice tests for her upcoming graduation exam. Her scores are shown in the table. What is the mean of the data? A)17 B)79 C)85.4 D)86

Solving systems of linear equations: tables represent two linear functions in a systemöwhat is the solution to this system? 0 (10)0 (1.6)0 18,26)0 18-22)

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)