HELP MATHS ASA!!

Can I Dm the qs to you please???

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

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

Which function has the domain x> -11