Write an explicit formula for a_na n
​
, the n^{\text{th}}n
th
term of the sequence 21, 11, 1, ...21,11,1,

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122