Which is a solution to (x - 2)(x + 10) = 13?

х = 3
х = 8
х = 10
х = 11

Anyone know? will mark brainliest if correct

Asphere has a diameter of 10 in. what is the volume of the sphere?

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