Which of the following is not a function? O
x
O
y = 3x2 - 6x + 4
х
y
y
{(3, 4), (6,5),
(7,9), (9, 15)
1
3
-2
o
4
o
1
NN
AWO
5
2
3
9
3
7

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