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

which of the following best describes the difference between the four epochs of american immigration history?
What is necessary for a substance to be a conductor of electricity?
Dorothy works as a medicinal chemist in a pharmaceutical company. What could one of her assignments be?
The enrollment in college a may be modeled by y = 0.051x + 0.470, and the enrollment in college b may be modeled by y = –0.041x + 1.850, where x is the number o
When one says that human characteristics change in multiple ways over time, it is referring the concept that lifespan human development is:?
No puedes abordar el vuelo si no tienes ______.
Help please ppl Guys
Choose the equation that models the graph below
What are some of the accomplishments of Cyrus the great
what is 475 divided by 15,000