melinaivette12 melinaivette12

04-08-2021
Mathematics

contestada

Use the discriminant to determine the number of real solutions to the equation,
10n^2 = 10 - 8n

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

04-08-2021

Answer:

2 real solutions

Step-by-step explanation:

Get all the terms to one side

10n^2 = 10 - 8n

10n^2 +8n -10 =0

ax^2 +bx+c =0

The discriminant is

b^2 -4ac

8^2 - 4(10)(-10)

64 +400

464

If the discriminant is greater than 0 we have 2 real solutions

Answer Link

Otras preguntas

What best defines Camelot? A.) policy to prevent the spread of Communism B.) secret society similar to the Ku Klux Klan C.) President Kennedy's term in office

in chapter 20 how does Percy feel about seeing his mother

at a gymnastics competition, joey scored 9.4,9.7,9.9,9.8. carlos scored 9.5,9.2,9.7,and 9.6. who had the greater average score?by how many points was his score

Which of the following sources might contain research that would support the assertion? "The uniform jerseys will serve as inexpensive advertising."

Imagine that a brown horse and a whitehorse cross to produce an offspring whosecoat is made up of some brown hairs and somewhite hairs. Which pattern of dominan

Which of the following words means "very soft"? a. Piano b. Pianissimo c. Forte d. Fortissimo

square root of x to the 6th power over y to the 4th power

what is the meaning of rotten

Before declaring war on Japan, how did the United States help the Allies?

u 8. If a car travels 140 kilometers in 2 houUl70 kilometersB 280 kilometer per hourC. 70 kilometers per hour140 kilometers per hourCar