What is the cross product of u = -2j-2j+5k and v= 7j +j-6 (-14,-2,-30)
(5,-1,-1)
(7,23,12)
(-9,-3,11)

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319