nshdkdb nshdkdb
  • 14-06-2016
  • Mathematics
contestada

Solve x2 + 12x = –11 by completing the square. Which is the solution set of the equation?

Respuesta :

Monicajls Monicajls
  • 14-06-2016
x2+12x+11=0
x2+12x+(12/2)^2-(12/2)^2+11=0
(x+6)^2-36+11=0
(x+6)^2=25
(x+6)=+-5
x= +5-6 or -5-6
= -1 or- 11
Answer Link
alfonsochamp13 alfonsochamp13
  • 02-10-2019

Answer:

answer is A

Step-by-step explanation:

Answer Link

Otras preguntas

how did the Roman transportation system keep the empire strong
The most serious problem with aggression is that A. we remove the obstacle that's the cause of our frustration. B. it's sometimes necessary to change ou
Modernism refers to a period that took place between 1850 and 1900 in America. t/f
a major function of a plants root is to
What is the antonym for the word wholehearted?
4,000,000 lbs is how many tons
Personal space is an intangible boundary. Please select the best answer from the choices provided. a. True b. False
Which ancient civilization relied primarily on underground rivers, springs, and lakes to support their cities? a. Mesopotamian b. Mesoamerican c. Egyptian d.
6 tractors take 6 days to collect the harvest. Hoe long would it take for 15 tractors to do the same amount of work?
Help me please with 22 not 23 if you can.