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

9,277,414 The 7 in the thousands place is _____ the value of the 7 in the ten thousands place A. 10x B. 100x C. 1/10 D.1/100 E. 1/1000
Read Gregor’s brainstorming table. Beginning: My troop decided to hold a car wash, and I was nominated to organize it. Middle: Some troop members were assigned
3. Which of the following are considered risk factors for becoming overweight?inactivity and/or poor diet psychological factors family factors all of the above
A cylinder has a radius of 6 centimeters and a height of 18 centimeters. A smaller cylinder has linear dimensions that are one-third the dimensions of the large
Directions: Write <> or = between each pair of rational numbers -2 5/12____-2 3/4 -92____-15/16
what is eduction like in Mexico compared to Spain?
Consider the sequence -5, 1, 7, 13, 19, 25 write a recursive definition and a general formula for this sequence
1. You need to use 64 oz. How many ML would you use to get 64oz?
5. Write the equation of that is parallel to 2x + 5y - 3 in slope intercept form
Modern neuroscience has found that once we pass adolescence, the human brain is no longer plastic. True False