Which equation represents exponential decay?
a. f(x) = 8xb. f(x) = .08xc. f(x) = 2(4x)
d. f(x) = 10(2x)

What are the domain and range of the functiony = 2(x - 3)2 + 4?

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.