Find the discriminant and the number of real roots for this equation.
4x + 12x + 9 = 0
A. O;...
Mathematics, 19.02.2021 19:10 cm4morris121801
Find the discriminant and the number of real roots for this equation.
4x + 12x + 9 = 0
A. O; two real roots
B. 0; one real root
C. -144; one real root
D. -144; no real roots
SUBMIT
Answers: 2
Mathematics, 20.06.2019 18:04
Passengers usually start to board their flights 1 hour before the scheduled take off time. the gate will be closed 15 minutes before the takeoff time. jack’s plane is scheduled to take off at 12: 05 a.m. if he arrives at the gate at 11: 45 p.m., can he board the flight?
Answers: 1
Mathematics, 21.06.2019 13:10
Determine whether triangle tjd is congruent to triangle sek givent (-4,-2), j (0,5), d (1,-1), s (-1,3), e (3,10), k (4,4)and explain the reason. select one: a. yes, by sssb. no, by aasc. no, by asad. yes, by sas
Answers: 1
Mathematics, 21.06.2019 17:50
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 19:00
Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =
Answers: 2
History, 23.08.2019 18:00
Physics, 23.08.2019 18:00
Mathematics, 23.08.2019 18:00
Mathematics, 23.08.2019 18:00
Mathematics, 23.08.2019 18:00
Mathematics, 23.08.2019 18:00
Social Studies, 23.08.2019 18:00
English, 23.08.2019 18:00
Mathematics, 23.08.2019 18:00
Social Studies, 23.08.2019 18:00
Biology, 23.08.2019 18:00
Physics, 23.08.2019 18:00
English, 23.08.2019 18:00