jrleifeste jrleifeste
  • 03-04-2017
  • Mathematics
contestada

what are the roots of the polynomial equation x^2+8x-48=0

Respuesta :

newalexa newalexa
  • 03-04-2017

 Given polynomial x^2+8x-48 = 0

x^2+12x-4x-48 = 0

x(x+12)-4(x+12) = 0

(x+12)(x-4) = 0

x+12 = 0

Subtract 12 from each side.

x+12-12 = 0-12

x = -12

and x-4 = 0

Add 4 to each side.

x-4+4 = 0+4

x = 4

Roots are -12,4.

Answer Link

Otras preguntas

What is 1386/1000 in simplest form
The cap and dividend policy works by _______. a. ending industrial carbon emissions immediately b. reducing carbon emissions over time through the use of perm
5. Find the value of x. Any help is appreciated. Thanks! ^-^
during what phase of the moon does a solar eclipse take place01
how did baroque artist Rembrandt of the Netherlands apply paint to a canvas
When it comes to seating arrangements, _______ is most often the primary consideration. a. the guest of honor b. gender c. age d. social rank
Which best describes how the fossil record supports the theory of evolution?
In the 1860s, most factories were located in the West Midwest Northeast South
What did the Beat generation writers try to defeat in America?
Writers keep their emotions at a distance with objective reporting. a. True b. False