What value(s) of x make the equation x2 - 18x + 81 = 0 true?
9
-9, 9
0, 9
0, -9,...
Mathematics, 25.11.2020 21:40 cooltez100
What value(s) of x make the equation x2 - 18x + 81 = 0 true?
9
-9, 9
0, 9
0, -9, 9
ITS A) 9
Answers: 3
Another question on Mathematics
Mathematics, 21.06.2019 19:00
Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93
Answers: 2
Mathematics, 21.06.2019 20:00
The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212
Answers: 1
Mathematics, 21.06.2019 21:30
Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.
Answers: 1
You know the right answer?
Questions
Mathematics, 17.07.2019 23:00
Mathematics, 17.07.2019 23:00
Health, 17.07.2019 23:00
Social Studies, 17.07.2019 23:00
Mathematics, 17.07.2019 23:00
Mathematics, 17.07.2019 23:00
Mathematics, 17.07.2019 23:00
History, 17.07.2019 23:00
History, 17.07.2019 23:00
Mathematics, 17.07.2019 23:00
Geography, 17.07.2019 23:00
Mathematics, 17.07.2019 23:00
History, 17.07.2019 23:00
