What kind of function best models the data in the table? use differences or ratios.

x, y
0, 1.9
1, 7.6
2, 30.4
3, 121.6
4, 434.4

a) linear
b) quadratic
c) exponential
d) none of the above

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)

Which term describes the point where the perpendicular bisectors of the three sides of a triangle intersect?

Aski resort is charging $37.50 to rent a snowmobile for 5 hours. at this rate what will be the cost for a family of 5 to rent snowmobiles for 3 hours on the first day of their vacation and 4 hours for on the last day of their vacation