winfreychimya0 winfreychimya0
  • 15-12-2017
  • Mathematics
contestada

Use completing the square to solve for x in the equation (x-12)(x+4)=9

Respuesta :

dawaynegolderp0hyms dawaynegolderp0hyms
  • 15-12-2017
move all terms to the left side and set equal to zero. then set the factors equal to 0 x = 13,3
Answer Link
kocchi
kocchi kocchi
  • 15-12-2017
(x-12)(x+4)=9
   +12    -4 +8
(x)(x)=17
x^2=17
x=1 or 7

Can I get brainliest please?
Answer Link

Otras preguntas

Define drift velocity and its velocity
True or false there is nothing that can be done about a threat of violence because the Ativan and says not actually occurred and cannot be punished
Write 12.738 in expanded form
Find the slope of the line through p(-9,-3) and q(-5,-15)
simplify 5a divided by 11a
Which is a written record of something that was originally spoken? Journal newspaper transcript electronic text
What's the perimeter of regular heptagon if one side measures 3 inches
A cone has a diameter of 22 inches and a height of 4.5 inches. What is the volume of the cone to the nearest tenth in³ ? Use 3.14 to approximate pi. 49.5 in³ 12
In the early 1890s, Kenya came under _____. British rule Masai rule Mau Mau rule Kikuyu rule
Alcohol inhibits the release of ADH from the pituitary gland. This would produce which of the following effects?