tabathaduehr tabathaduehr
  • 02-01-2022
  • Mathematics
contestada

solve quadratic by taking square roots. as=a,-a where a and -a the values you found when when solving. Round to nearest tenth. 2x^2-9=121

Respuesta :

Queenallicat23 Queenallicat23
  • 02-01-2022

Answer:

8.1

Step-by-step explanation:

2x^2 -9 = 121

        +9    +9

2x^2 = 130

/2         /2

x^2   = 65

x= sqrt (65)

x= 8.06225...

x = 8.1

Answer Link

Otras preguntas

What was the result of plessy v. ferguson (1896)?
Poem Read "miss rosie" by Lucille Clifton. when I watch you wrapped up like garbage sitting, surrounded by the smell of too old potato peels or when I watch you
When metals form ions, they tend to do so by 1. losing electrons and forming positive ions 2. losing electrons and forming negative ions 3. gaining electrons an
B) suppose the average fisherman can catch 200,000 pounds of bluefin tuna every year (100 tons). what is the value of a bluefin tuna fishing license?
Q: A: Which of these would increase the rate of photosynthesis and lead to the production of more glucose? A) increase in available sunlight and available c
8 over negative 4 ÷ negative 3 over 9.
Kathy can clean 12 house in 10 hrs. If she goes at a steady pace. How many hrs. will it take her to clean 27 houses?
what did Anti-Federalists fear would happen if the Constitution became law? Congress would have too much power over states. States would have too much freedom
solve for x d(-3+x)= kx+9
Explain how the continent of south america was affected by the agreement of tordesillas