karlosgeigarcia karlosgeigarcia

04-01-2021
Mathematics

contestada

What is the discriminante of the quadratic equation 0=-X2+4X-2?

-4
8
12
24

Respuesta :

kenlingdad kenlingdad

04-01-2021

Answer:

8

Step-by-step explanation:

-x² + 4x -2 = 0

discrimination for ax² + bx + c =0 is b² - 4ac

4² - 4 x (-1) x (-2) = 8

Answer Link

Otras preguntas

Suppose the area of a circle is 4π. What is its diameter?

2/3 of 3/4 is equal to

What tradition did the Bantu people bring with them throughout their migrations? farming hunting and gathering trading craftsmanship

the bottom of a shopping bag measures 8 inches by 10 inches. th bag has a height of 12 inches. how much paper is needed to make the bag? A:256 in^2 B: 296 in^2

___3. Clouds form in the process of... a. precipitation b. evaporation c. condensation d. runoff

What is the current in a 75 W light bulb that is plugged into 120 V household outlet?

Henry is considering purchasing a mountain bike. He likes two bikes: one costs $500, and other costs $600. He tells his dad that the bike is more expensive is m

All the Values of X in a table are greater than the corresponding values of y. If x is a positive integer what operation(s) and circumstance(s) could explain th

James has a board that is 3/4 foot long. He wants to cut the board into pieces that are each 1/8 foot long. How many pieces can James cut from the board?

solve for (n): 10n - 8 + 4n =20? solve for (x): 2x + 3x = 25?