Find the value of k given that both points lie on a line passing through the origin. (k,7) and (−81,−9)

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42