Create a 3 question quiz based on function notation(don’t add a link or just answer for points pls)

What is the 12th term of b(n)=-4-2(n-1)

Hello, i need compare km^2 and km. what's difference in this?

‼️‼️‼️‼️‼️the pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is 440 f, find the pressure exerted when the temperature of the gas is 380°f. (show work)