Which is the best step to do next to solve the equation by completing the square?
9(x2 +...
Mathematics, 15.04.2020 22:11, kataldaine
Which is the best step to do next to solve the equation by completing the square?
9(x2 + 6x + 3) = 25
9(x2 + 6x + 3) = 49
9(x2 + 6x + 9) = 31
9(x2 + 6x + 9) = 103
Answers: 1
Mathematics, 21.06.2019 22:00, alondrachon
Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.
Answers: 2
Mathematics, 21.06.2019 23:30, abell23000
Afriend of mine is giving a dinner party. his current wine supply includes 10 bottles of zinfandel, 8 of merlot, and 11 of cabernet (he only drinks red wine), all from different wineries. (a) if he wants to serve 3 bottles of zinfandel and serving order is important, how many ways are there to do this? ways (b) if 6 bottles of wine are to be randomly selected from the 29 for serving, how many ways are there to do this? ways (c) if 6 bottles are randomly selected, how many ways are there to obtain two bottles of each variety? ways (d) if 6 bottles are randomly selected, what is the probability that this results in two bottles of each variety being chosen? (round your answer to three decimal places.) (e) if 6 bottles are randomly selected, what is the probability that all of them are the same variety? (round your answer to three decimal places.)
Answers: 3
Mathematics, 22.06.2019 00:00, madisonvinson80
Julia bought 7 hats a week later half of all her hats were destroyed in a fire. there are now only 12 hats left with how many did she start
Answers: 1
Mathematics, 16.10.2020 20:01
Physics, 16.10.2020 20:01
Mathematics, 16.10.2020 20:01
Mathematics, 16.10.2020 20:01
English, 16.10.2020 20:01