Please help! This is worth 15 points. Whoever answers this correctly gets brainlest.

Find an equation of the line perpendicular to the graph.

What is the factored form of the following expressions? d^2 – 13d + 36

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