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

Find the height of a cylinder with a volume of 100 and a radius of 2. Round your answer to the whole number.
PLEASE ANSWER WILL MARK BRAINLIST Write a paragraph that describes and explains at least three ways in which Frederick Douglass expressed his views as an abolit
PLEASE HELP ME!!! Which of these shows a strong negative correlation?
How many terms are in the expression 2a - c + 7d+ 15
HELPPPP PLZZZzzzzzzzz
which fraction is equivalent to 2/6?​
Challenge in a company, 95% of the workers are men. If 270people work for the company who aren't men, how many workers are there in all? Use pencil and paper. S
la expansión colonial europea del siglo
Look at page 4. How does the author's use of the phrase "building stronger bridges contribute to the meaning of the passage? It describes how difficult it is to
What is the slope of the line that passes through the points (-1,10) and (-1,-2)