The step function f(x) is graphed. What is the value of f(-1)?
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-3
4
-1
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3
2
1
4 -3 -2 -1
2
3
4.
5
6

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

If f(x) = 5х – 2 and g(x) = 2х + 1, find (f – g)(x).