starlett starlett
  • 01-06-2017
  • Mathematics
contestada

I don't understand how to solve this

I dont understand how to solve this class=

Respuesta :

anonymous79
anonymous79 anonymous79
  • 01-06-2017
x^2+81=4x^2
3x^2=81
x^2=27
x=(27)^0.5
Answer Link

Otras preguntas

External processes that occur at or near earth's surface and are powered by ________.
HELLO DEAR PLEASE ANSWER MY QUESTOION FOR MATH THANK YOU :)
Please help i need it
The image is not set to scale btw but need the answer
A. Military intervention B. Sanctions C. Diplomacy D. Humanitarian Aid
In this explanation of the answer, it tells us to "divide the product by [tex]x[/tex] and you get 6[tex]x[/tex]. Why do you have to divide by [tex]x[/tex]?
tudents are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. There are 15 questions on the test, and s
A solution is made containing 11.2 g of sodium sulfate per 95.0 g of water. What is the weigh / weight % or percent by mass of the solute?
example of an interoffice memo to office team members requesting potluck items for an event
As an airplane taxies on the runway with a speed of 16.5 m/s, a flight attendant walks toward the tail of the plane with a speed of 1.22 m/s. what is the flight