racielregojo racielregojo
  • 01-05-2020
  • Mathematics
contestada

x2 + 9x + 2 = 0 has how many real solutions

Respuesta :

tobiasray
tobiasray tobiasray
  • 01-05-2020

Answer:

1. it is x=-2/11

Step-by-step explanation:

Answer Link
ghanami
ghanami ghanami
  • 01-05-2020

Answer:

Step-by-step explanation:

hello :

x² + 9x + 2 = 0

∆ =b²- 4ac  when : a =1 and b=9 and c=2

∆ =b²- 4ac = (9)²-4(1)(2) =81-8 = 73

∆ >0 two reals solutions......

Answer Link

Otras preguntas

Find the unknown sides of the triangle
acar travels 600m in 30s what is the everage speed why is its actual speed usually different from its average speed​
In the New World, education in the settlements was emphasized. Check all the facts which apply: Question 5 options: A. any town of 50 or more families were requ
#7: Which is the missing note in the photo. Do, Re, Mi, Fa, Sol, La, Ti, Do.
PLEASE HELP ME ASAP!! THANK YOU Write each of the following numbers as a power of the number 2:
160% of what number is 144
solve for n: 2 + 4tan(1 - n) = 1
How can the Federal Reserve use open market operations to influence the national economy?
Pls answer ASAP!! ILL MARK BRAINLIEST
Thực dân Anh lần lượt xâm chiêm và lập 13 thuộc địa ở Bắc Mĩ vào khoảng thời gian nào? *