otrevino2015 otrevino2015

16-06-2022
Mathematics

contestada

What is the discriminant of the quadratic equation 0 = -x² + 4x − 2?

Respuesta :

rdacoder rdacoder

16-06-2022

Answer: 8

Step-by-step explanation:

The discriminant is [tex]b^2-4ac[/tex]

in the equation:

[tex]-x^2+4x-2[/tex]

A = -1, B = 4, C = -2

plug into equation

[tex]4^2-4(-1)(-2)[/tex]

[tex]16-8[/tex]

⇒ [tex]8[/tex]

Answer Link

Otras preguntas

Find the value of 45 – 0.023

what is triple allies pleaes answer

The National Guard system is an organization of a. the Army and Navy forces. b. all four branches of the military. c. military leaders. d. reserve forces fr

According to Kepler's law of harmonies, which of these planets takes the longest to orbit the Sun? Mars Jupiter Venus Neptune

in 1886, the Sioux Chief Red Cloud abused and massacred Union Soldiers in an incident that would be referred to as

The Tuareg culture exhibits a combination of __________. a. African and Christian traditions b. African and Jewish traditions c. Islamic and pre-Islamic trad

Which sense relies on the largest sense organ in the body? a. touch c. smell b. hearing d. taste

_____ are important to possess because they can be used in many different jobs and situations.

Which of the following is an example of mechanical weathering a. Gravity b. oxidation c. acid formation d. lava intrusion

Independent states unified under a weak central government: a. Unitary government b. Confederate government c. Federal government d. Parliamentary government