. Find the sum of the first 20 terms of the
arithmetic sequence 27, 22, 17,

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 )

What is a possible solutions of the x> 3?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?