AljakeVillena
AljakeVillena AljakeVillena
  • 16-10-2021
  • Mathematics
contestada

what is the value of x if the geometric means of 10 and x+2 is 20?​

Respuesta :

DᴀʀᴋPᴀʀᴀᴅᴏx
DᴀʀᴋPᴀʀᴀᴅᴏx DᴀʀᴋPᴀʀᴀᴅᴏx
  • 16-10-2021

[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]

Answer is in attachment ~

Ver imagen DᴀʀᴋPᴀʀᴀᴅᴏx
Answer Link
jimrgrant1 jimrgrant1
  • 16-10-2021

Answer:

x = 38

Step-by-step explanation:

The geometric mean of 2 numbers a and b is [tex]\sqrt{ab}[/tex] , then

[tex]\sqrt{10(x+2)}[/tex] = 20 ( square both sides )

10(x + 2) = 400 ( divide both sides by 10 )

x + 2 = 40 ( subtract 2 from both sides )

x = 38

Answer Link

Otras preguntas

Specialty pharmacies A. are less difficult to encounter in retail pharmacies. B. provide medications that are less expensive than retail pharma
A divorce court is an example of what type of court?
an angle is formed from the negative x-axis and the positive x-axis what is the measure of the angle? A. 90 DEGREES B. 180 DEGREES C.270 DEGREES D. 360 DEGRESS
What goes in the blank
No clue need help please
Find the standard form of the equation of the circle with endpoints of a diameter at the points (3,8) and (-7,2)
Solve the system. 4x-6y=-26 -2x+3y=13 A. 5,1 B. 1,-5 C. -5,1 D. Infinite number of solutions
The permeability of a membrane to a particular solute is related to which two variables, and what is the relationship?
"transculturation is the transformation of adopted cultural traits, which result in new cultural forms."
What are two specialized fields of geography