MA138 Exam 1 in-class review

m + n = n + m

shows the...

m + (n + p) = (n + m) + p

shows the...

an + ap = a(n + p)

shows the...

In a geometric sequence, successive numbers have..

Write an algebraic equation relation your pay, P, if you are paid $12 per hour.

Use t to represent the number of hours you work.

Write an algebraic equation relation for your pay, P, if you are paid a base rate of $30 and an additional $10 for each computer you sell.

Use c to represent the number of computers you sell.

Write an algebraic equation relation for the temperature, T, if the temperature is 25 degrees and is falling at a rate of 3 degrees per hour.

Use t to represent the number of hours that have passed.

What is the 50th term in an arithmetic sequence whose first term is 18 and whose common difference is 1/2?

What is the 8th term in a geometric sequence whose first term is 3 and whose common ratio is 2?

Does this situation describe a function?

Each Purdue student and their Purdue ID number