The fourth and fifth terms of an arithmetic sequence are 13 and 15.
Find the twentieth term.

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

Will mark name all segments skew to bc

The function f(x)= x5+ ( x + 3)2 is used to create a table. if x = -1 then what is f(x)?