Montaysia1
Montaysia1 Montaysia1
  • 02-05-2018
  • Mathematics
contestada

What is the discriminant of the quadratic equation

What is the discriminant of the quadratic equation class=

Respuesta :

wolf1728
wolf1728 wolf1728
  • 02-05-2018
The discriminant is  b^2 -4ac
a = 1
b = -2
c = 4

discriminant = 4 -4 * 1 * 4 =
4  -16 =
 -12
I get MINUS 12 as the answer but that isn't one of the choices.





Answer Link

Otras preguntas

missing number 20/0.1=
Jessica and Nancy are members of different video game libraries. Jessica pays a membership fee of $40, and she pays $5 for every video game she rents. The follo
The seeds of plants contain a. ovules. b. embryos. c. sepals. d. both a. and b. .
If a person has bipolar disorder and is feeling tired or slowed down, he or she is likely experiencing ________. a. a panic attack b. mania c. a manic episod
All of the following are assumptions presented by Dalton's atomic theory except that A. atoms combine with other atoms. B. all atoms of different elements are a
whats is pathos of racism
What is the wavelength of a wave that has a velocity of 32 m/s and a frequency of 60.6 Hz?
Mendel's work was accomplished at about the same time evolution was proposed by
The table shows the solution to the equation |2x − 5| − 2 = 3: Step 1 |2x − 5| = 3 + 2 Step 2 |2x − 5| = 5 Which is the first incorrect step? Step 3 2x − 5 =
What is the value of y in the equation 3(3y − 15) = 0? A.5 B.6 C.7 D.9