ccccccc2
ccccccc2 ccccccc2
  • 12-07-2017
  • Mathematics
contestada


Write x2 − 8x + 13 = 0 in the form (x − a)2 = b, where a and b are integers

Respuesta :

bcalle
bcalle bcalle
  • 12-07-2017
x^2 - 8x + 13 = 0
subtract 13 from both sides
x^2 - 8x = -13
-8/2 = -4,   (-4)^2 = 16,  add 16 to both sides
x^2 - 8x + 16 = -13 + 16
factor the left side
(x - 4)^2 = 3
Answer Link

Otras preguntas

Rewrite the function c(x) =9(x+3) using the distributive property
What are two different ways to describe and label the layers of the Earth?
Rewrite the function c(x) =9(x+3) using the distributive property
Nadine can send or receive a text message for 15 cents or get an unlimited number for 5 dollars. Write and solve an inequality to find how many messages she can
Does the depth of a pan affect how water freezes?
is it possible for a distance versus-time graph to be a vertical line?
What two major processes are involved in the oxygen cycle?
What are two different ways to describe and label the layers of the Earth?
If the speed of an object is tripled, its kinetic energy will be
Nadine can send or receive a text message for 15 cents or get an unlimited number for 5 dollars. Write and solve an inequality to find how many messages she can