En la siguiente tabla, completa los números que faltan en las celdas vacías. Radio Diámetro Circunferencia 2 4 π 6 8 π 5/π 1

Ineed with number 17 i don’t get it at alll

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

Use set builder notation to represent the following set: { -3, -2, -1, 0}