Seudónimo Seudónimo
  • 05-04-2017
  • Mathematics
contestada

Solve the quadratic equation 2x^2-4x-1=0

Respuesta :

nina6s
nina6s nina6s
  • 05-04-2017
x =(4+√24)/4=1+1/2√ 6 = 2.225

or:

x =(4-√24)/4=1-1/2√ 6 = -0.225
Answer Link

Otras preguntas

An urban area is characterized by _____. A) a dense human population B)farm land C)highways D)public transportation
Popcorn machine is 3/4 of its height. What's the lengh of the machine
Which method can be used for separating a mixture of sand and salt? a. evaporation b. magnetism c. distillation d. filtration
Several innovations of Thomas Edison’s eventually resulted in the ________.
samantha has homework in five subjects tonight. she has 15 minutes of science, 20 minutes of math, 30 minutes of reading, 20 minutes of writing, and 15 minutes
which of these individuals was not a member of the republican party
100.5 divided by 1.5
HELP ME PLZ 1 The ratio of teachers to students is 1 to 26. Find all equivalent ratios. * a. 52 to 2 b. 11 to 286 c. 26 to 1 d. 5 to 130 e. 0.25 to 6.5 f
Evan told his class that the people in his family have 14 legs altogether.Quinton said that there must be 7 people in Even's family.Is Quinton correct.Explain.
Butterball says the best place to put the meat thermometer in the turkey is where?