HELP PLS THIS IS DUE Is each of the following a function? A (2, 1), (4,3), (6,5), (8, 7)
o Yes
O No
B (21), (4,3). (6,5), (2,7)
o Yes
O No
C (2, 1). (4,1). (6,5). (8,7)
o Yes
O No

Solve - pv + 40 < 65 for v solve 7w - 3r = 15 for r

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)

The measure of an angle is 117°. what is the measure of a supplementary angle?