kieuphuonguyennguyen kieuphuonguyennguyen
  • 02-07-2020
  • Mathematics
contestada

(√x + 2)(√x - 2) = 0 .find x

Respuesta :

rebeccarayshma
rebeccarayshma rebeccarayshma
  • 02-07-2020

Answer:

[tex]( \sqrt{x} + 2)( \sqrt{x} - 2) = 0[/tex]

[tex]( \sqrt{x} ) {}^{2} - 2 {}^{2} = 0[/tex]

[tex]x - 4 = 0[/tex]

[tex]x = 4[/tex]

Answer Link

Otras preguntas

What is 1997 from 2014????????????
Which period was the “golden age of dinosaurs”? a. the Triassic Period b. the Jurassic Period c. the Cretaceous Period d. the Tyrannosaurus Period
Which period was the “golden age of dinosaurs”? a. the Triassic Period b. the Jurassic Period c. the Cretaceous Period d. the Tyrannosaurus Period
What are abiotic factors of the enviroment lynx
If ab = 10 and a2 + b2 = 30, what is the value of (a + b)^2?
What are abiotic factors of the enviroment lynx
What are abiotic factors of the enviroment lynx
Why does Louis XIV want to expand France's border?
If it takes Mark twice as long to earn $6.00 as it takes Carl to earn $4.00, what is the ratio of Mark’s pay per hour to Carl’s pay per hour?
What is the slope of any line parallel to the line 8x + 9y = 3 in the standard (x,y) coordinate plane?