Mathematics, 20.11.2019 05:31 mia2329
The total number of seats in an auditorium is modeled by f(x) = 2x2 – 6x, where x represents the number of rows. how many rows are there in the auditorium if it has a total of 416 seats?
jose knows to solve for x to determine the number of rows. he decides to use his calculator. under y =, he types in 2x^2-6x.
he gets the two solutions
x=0,x=3
jose determines the auditorium has 3 rows.
Answers: 3
Mathematics, 21.06.2019 17:30
Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?
Answers: 1
Mathematics, 21.06.2019 19:00
Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?
Answers: 3
Mathematics, 21.06.2019 19:00
What is the factored form of the following expressions? d^2 – 13d + 36
Answers: 2
Mathematics, 21.06.2019 22:40
Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236
Answers: 1
The total number of seats in an auditorium is modeled by f(x) = 2x2 – 6x, where x represents the num...
History, 05.05.2020 15:19
Mathematics, 05.05.2020 15:19
Biology, 05.05.2020 15:19
Mathematics, 05.05.2020 15:19
Mathematics, 05.05.2020 15:19
English, 05.05.2020 15:19
English, 05.05.2020 15:19
History, 05.05.2020 15:19
English, 05.05.2020 15:19
Mathematics, 05.05.2020 15:19
Biology, 05.05.2020 15:19
Mathematics, 05.05.2020 15:19
History, 05.05.2020 15:19
Mathematics, 05.05.2020 15:19
Mathematics, 05.05.2020 15:19