What rule can be used to find the next term of the arithmetic sequence? 39, 60, 81, 102, 123, .
a. an = an–1 – 39
b. an = an–1 – 21
c. an = an–1 + 21
d. an = an–1 + 39

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 find the pressure exerted when the temperature of the gas is 380 degrees f show work for the

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