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]

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