cholyminajj cholyminajj
  • 20-08-2020
  • Mathematics
contestada

solve by square roots 4x^2+11= 59

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 20-08-2020

Answer:

x= ±2 sqrt(3)

Step-by-step explanation:

4x^2+11= 59

Subtract 11 from each side

4x^2+11-11= 59-11

4x^2 = 48

Divide by 4

4/4x^2 = 48/4

x^2 = 12

Take the square root of each side

sqrt(x^2) = sqrt(12)

x = ±sqrt(4*3)

x= ±2 sqrt(3)

Answer Link
breiaforwood
breiaforwood breiaforwood
  • 20-08-2020

Subtract 11 from each side

4x^2+11-11= 59-11

4x^2 = 48

Divide by 4

4/4x^2 = 48/4

x^2 = 12

Take the square root of each side

sqrt(x^2) = sqrt(12)

x = ±sqrt(4 x 3)

Ver imagen breiaforwood
Answer Link

Otras preguntas

John has made a career of stealing older people's retirement money by taking advantage of their trust and selling them phony retirement investments. john explai
PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!! In a circuit, what do light bulbs and a toaster represent?
231×5−16+101)/4 step by step solved​
Marlene was extremely sensitive; if a teacher or parent were to __________ her for doing something wrong, she couldn’t bear the thought that she had let someone
Which element is found in both dna and protein?
The initial temperature of the water in a constant-pressure calorimeter is 24°C. A reaction takes place in the calorimeter, and the temperature rises to 87°C. T
what is the volume of a sphere​
A light-year is a way to measure _________ in space.
Noelle has 5/6 of yard of purple ribbon and 9/10 of a yard of a pink ribbon. How much ribbon does she have altogether?
what is 3/x+6=x/9 ? add