How do i solve this?

with the input of -2

y = x 2 + 3 x + 2

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank

Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?