Samantha1999
Samantha1999 Samantha1999
  • 02-02-2018
  • Mathematics
contestada

Solve by factoring.

x2 + 6x = - 9. Hint: This is a double root.

Respuesta :

Аноним Аноним
  • 02-02-2018
x^2 + 6x = -9
( x + 3)^2 - 9 = -9
(x + 3)^2 = -9 + 9 = 0

x + 3 = 0

x = -3 ( double root)
Answer Link

Otras preguntas

helppppppppppppppppp
The measures of a pair of consecutive angles of a parallelogram have the ratio 5:7. Find the measure of each angle of the parallelogram.
The function f(x) = x3 is translated such that the function describing the translated graph is g(x) = (x + 5)3 + 2.Where is the point (0, 0) for the function f
Can someone give me ideas on how to start off my Propaganda Essay?
What is the purpose of letter spacing and word spacing?
What was Germany like prior to World War II? Jobs were plentiful. Jobs were scarce. Germany had few resources. Germany had a monarchy. pick any HELP FASTTT
Which phrase best completes this sentence? Ma chambre est toujours propre et bien organisée car je la range _________. A) dans une semaine B) de temps en tem
NEED HELP ANSWERING THIS
Help please.........
Why is there a need for increased recycling to preserve phosphorus? (20 points) What technique was used to measure the availability of phosphorus for plants in