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

Nia has number cards 2,3,8,9, and 5 . What are the different way bus can arrange the cards to show only even numbers with 2 in the ten-thousand place?
how do you solve this |7p+4| ÷ 8 =3
round 135.91 to the nearest whole number
What is the context clues in this sentence? He GRABBED his lunch box from his kitchen table and went to school.
what is 5/20 as in a percent
What is the single most valuable cultural legacy for the modern world from the first civilizations?
are there any integers between zero and one explain
What was Shays’s Rebellion and what role did that play in the push for changing the Articles of Confederation?
will an object with a density of 0.97 g/ml float or sink in water
701,245 in word form and 1