A cell phone company's calling plan is represented by this graph. 9
9 8
8+
N
Cost (dollars)
6 5
2+
1-
0 5 10 15 20 25 30 35 40 45 50 55
Time Used (minutes)
What is the cost for each minute used?

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25