beastmodefc11
beastmodefc11 beastmodefc11
  • 03-12-2018
  • Mathematics
contestada

Solve x2 – 8x = 3 by completing the square. Which is the solution set of the equation? HURRY PLZZZZ

Respuesta :

Аноним Аноним
  • 03-12-2018

x²-8x=3

x²-8x+16=3+16=19

(x-4)²=19

x-4=±√19

x=4±√19

x=8.3589 approx or x=-0.3589 approx {4-√19,4+√19} or {-0.3589,8.3589}

Answer Link
Аноним Аноним
  • 03-12-2018

Answer:

x²-8x=3

x²-8x+16=3+16=19

(x-4)²=19

x-4=±√19

x=4±√19

x=8.3589 approx or x=-0.3589 approx {4-√19,4+√19} or {-0.3589,8.3589}

Step-by-step explanation:


Answer Link

Otras preguntas

9 1/12 - 4 5/8 - 2 2/3=​
The cheese pizza at my favorite restaurant costs $10.75 for a large pizza. It then costs $1.50 for every topping added. I can represent this relationship as a l
What is a the gcf of 8
Plz help what’s the midpoint?
A mobile device has stopped receiving automatic OS updates that until recently were pushed to the device. What is the most likely reason for this issue? a. End
how long did the qin dynasty last after shi huangdi 's death one year
The following data points represent the weight (in kilograms) of each of Newman's 4 dogs. 6,5, 13,8 Find the standard deviation of the data set. Round your answ
Explain how the NAACP used lawsuits in the supreme court as its main strategy for defeating segregation and what was the pros and cons of the strategy
SOS PLEASE HELP ME!!! Which statement can be used to compare the characteristics of the functions?
what is water energy?​