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 x to find the measure of the remote interior angle
A company has 25932 employees. Each employee is to be given an ID number that consists of one letter followed by three digits. Is it possible to give each emplo
I need help with 11-18
the workers were wearing hard hats .where the adjective and nouns​
How did the United State entry into World War 1 change the culture and international political policies of the country ?
Fill-in-the-blank tests can be memory tasks, which require that students employ primarily the memory process of ____.
What would happen if an animal could not perform Chromium (C.R.)
Rewrite Linear equation in slope intercept form: 12x-3y=18
What is the slope of this line? A. −34 B. −3 C. 34 D. 4
what is the value of x in mathematics ​