Doodoofart77 Doodoofart77

14-10-2020
Mathematics

contestada

What is the nature of the roots for y=2x2-5?

Respuesta :

Lambina Lambina

14-10-2020

Answer:

x=[tex]\sqrt5/2[/tex] , x = -[tex]\sqrt5/2\\[/tex]

Step-by-step explanation:

2x^2-5=0

add 5 to both sides

2x^2-5+5=0+5

2x^2=5

(2x^2/2) = 5/2

x^2=5/2

x=[tex]\sqrt5/2\\[/tex] , x = -[tex]\sqrt5/2[/tex]

Answer Link

Otras preguntas

simplify the equation simplify x^5/8/x^1/6

what is the answer to this proplem in the picture.

differentiate between plant cell and animal cell prokaryotic cell eukaryotic cell

how many whole ones equal 40 tenths

Determine the slope and the y-intercept. y = 5x + 6

What factors slow down economic development of US?

An object that is dropped straight down from a height of 100 m has a vertical change in position that is less than that of an identical object thrown horizontal

Fitness can be achieved only through ?

Relationship between mini and kabuliwala

Al's Awesome Autos advertised a special sale on cars - Dealer cost plus 5%!! jack and Margaret bought a luxury sedan for $23,727.90.what was the dealers cost? p