How do you find the p and a in the graph when you know the focus and the directrix?

Three cylinders have a height of 8 cm. cylinder 1 has a radius of 1 cm. cylinder 2 has a radius of 2 cm. cylinder 3 has a radius of 3 cm. find the volume of each cylinder ( ! : ”0 )

Find the domain and range of the following function f(x) = 51x - 21+ 4

Which of the following vectors are orthogonal to (2,1)? check all that apply