caitlinesmith00
caitlinesmith00 caitlinesmith00
  • 02-04-2017
  • Mathematics
contestada

HELP - PICTURE BELOW
Can someone please explain to me how to answer this???

HELP PICTURE BELOW Can someone please explain to me how to answer this class=

Respuesta :

rahmasaleh00
rahmasaleh00 rahmasaleh00
  • 02-04-2017
find the lowest common multiple.
thus 1/[x2+x] +1/[x2-x]=x2-x+x2+x/[(x2-x)(x2+x)]
                                    =2x2/[x4-x2]
                                    =2/[x2-1]
answer is B
Answer Link

Otras preguntas

Covert (3×10²)(2×10³) to scientific notation. Show work please.
The subject matter of the drinking cup by Onesimos would never have been portrayed publicly in monumental painting or sculpture, only in the private sphere woul
From our point of view on Earth, it feels as if we are stationary and the celestial sphere and Sun are all rotating around us. In actuality, however, the Earth
what is the prime factorization of the number 12​
what is an internt?​
has ampicillin cured any epidemics or pandemics?
Why did the British began importing large amounts of opium to China? What impact did this importation of opium have on Chinese society?
When a river​ flows, the strength or force of the river depends on how far the river falls vertically compared to how far it flows horizontally. Find the slope
slove:12x9³x4 - means divide---------------6x8²x27
Eckert Company is involved in producing and selling high-end golf equipment. The company has recently been involved in developing various types of laser guns to