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

Force and Motion: Force changes _________.
Can someone help me please!!!!!1.Grace and Allie are going to meet at the fountain near their houses.They both leave their houses at the same time. Allie passes
A man exchanged a dollar bill for change and received 7 coins, none of which were half dollars. How many of these coins were dimes?
The density of ice is 0.92 g/cm3. An ice sculptor orders a one cubic meter block of ice. What is the mass of the block? Hint: 1 m3 = 1,000,000 cm3. Give your an
A person sees a ball and kicks it, in part because of actions of the nervous system. Using the parts of the nervous system listed bellow, describe the path of n
How do figure out 120/f = 1.2?
How do you divide. Please help I can't remember.
Translucent definition: __________ is allowed to pass through translucent objects.
Compare and contrast an electromagnet and a permanent magnet.
What is the sales rate for 5% of $50