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

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

The ________ are important for the process of myelination of nerve axon membranes in brain.

In general, the ld50 for exotoxins is much greater than the ld50 for endotoxins. a. True b. False

A 100.5 ml intraveneous (iv) solution contains 5.10 g glucose (c6h12o6). what is the molarity of this solution?

The probability that a patient is late for a morning appointment is 20% and the probability that a patient is late for an afternoon appointment is 10%. What is

What happens if the Equal Employment Opportunity Commission (EEOC) decides that an employer has discriminated against a worker? A. The employer may have to

The _____ principle takes the position that conversations don't describe reality; they shape that reality.

Who was the Southerner who established a hospital for soldiers in Richmond, Virginia?

What is the definition of addiction?

Which will dissolve faster in water one gram cube of sugar or one gram of powder sugar?

___ water is pure..............