rbro07
rbro07 rbro07
  • 04-05-2021
  • Mathematics
contestada

What is the discriminant for the following quadratic?
x^2 - 2x - 4

Respuesta :

aidaninmanproduction
aidaninmanproduction aidaninmanproduction
  • 04-05-2021

Answer:

20

Step-by-step explanation:

The discriminant of a quadratic is the expression inside the radical of the quadratic formula.

b^2-4(ac)

Substitute in the values of  a ,  b , and  c .

(-2)^2-4(1*-4)

Elevate the result to find the discriminant.

4+16

=20

Answer Link

Otras preguntas

Based on the flash cultura video, identify which family these people belong to: los valdivieso, los bolaños, or both.
the answers pls and pls again
what type of bar graph that display frequency of data
What does a progressive taxation system do? A) funds social programs B) raises prices on imports C) creates government corporations D) increases the tax rate
Determine if each pair of ratios or rates is equivalent. Explain your reasonrng. 288 miles on 1 2 gallons of fuel; 240 miles on 10 gallons of fuel
CORRECT ANSWER GETS BRAINLIEST The term “test variables” refers to A) control variables B) dependent variables C) independent variables
saint augustine philosophy
Why was the Bill of Rights added to the Constitution?
will the compound O2 be joined by an ionic or covalent bond
find the property that each equation show