Baker2981 Baker2981
  • 12-06-2021
  • Mathematics
contestada

Solve by finding the square roots: 3x2 - 9 = 3

Respuesta :

Leora03
Leora03 Leora03
  • 12-06-2021

Answer:

x= 2 or x= -2

Step-by-step explanation:

3x² -9= 3

+9 on both sides:

3x²= 9 +3

Simplify:

3x²= 12

Divide by 3 on both sides:

x² =4

Square root both sides:

[tex]x = \sqrt{4} [/tex]

x= 2 or x= -2

Answer Link

Otras preguntas

why did it take so long for Utah to become a state
A rectangular parking lot has a length that is 9 yards greater than the width. The area of the parking lot is 360 square yards. Find the length and the width.
If a1= 7 and an = -4an-1 + n then find the value of a5
Look at the tropical grassland ecosystem. Picture of tropical grassland with zebras and wildebeests feeding on grasses. Giraffes are in the background, along wi
8/4 x 3/4. I know it is 1.5 but can someone show step by step? I am having trouble.
Write the equation of the line that is perpendicular to the line which has a slope of 3 / 4 and passes through the point ( 0, - 4 ).
What is the area of the polygon given below?
Guys please help! i will mark brainliest to the right answers Note: in order for me to mark a brainliest 2 people need to answer
Solve for X: 1/2x + 7 - 3/4x = 15
A plot of the maxwell distribution for the same gas against temperature shows that.