Somebody please help me! Picture is linked! Thanks! Xoxo

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

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