austinv905 austinv905
  • 25-03-2019
  • Mathematics
contestada

x>0 and 2x^2+3x-2=0 what is the value of x

Respuesta :

desperatesmile
desperatesmile desperatesmile
  • 30-03-2019

Step-by-step explanation:

2x²+3x-2=0

(2x-1)(x+2)

x+2=0

x=-2 (no, because x must be >0)

2x-1=0

2x=1

x=½ (yes, because x>0)

Answer Link

Otras preguntas

How common is specific mental illness?
what is the best reason to use a diagram?
Can someone pls help me out
Does anyone know the answer !??!
strategies used to reduce impacts of volcano (mount etna)
Mr.Nelson sold 147 bags of popcorn and 216 bottles of water in 3 days. At this rate, how many more bottles water than bags of popcorn will Mr.Nelson selling 5 d
why dont electrons just fly off into space? what holds them in orbit around the nucleus
based on the pattern in the table what is the value of A A)-64 B)-12 C)1/16 D)1/64
Escoge todo lo está pasando en este momento. Julio está jugando videojuegos. El año pasado fuimos al mar. Hace dos horas comenzó la película. Mi papá está desca
How did scientists discover that rocks farther away from the mid- ocean ridge were older than those near it?