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

What is the amazon river used for?

Write the formula for the compound produced when arsenic is heated rapidly in air.

What is the area of the rectangle? _________ un2

What did Karl Marx believe would happen under capitalism?

A spinner has three sections. The table shows the results of spinning the arrow on the spinner 80 times. Three column table. First column values are Section

Which of the following was NOT a problem that led to the fall of the Soviet Union? Choose one answer. a. Drastic drops in the production of Soviet coal and ste

1. The governmental body responsible for interpreting the Constitution is the A. House of Representatives. B. Supreme Court. C. Senate. D. president.

Which sentence uses commas correctly? A. Please deliver the signed application to 1417 Corporate Boulevard, Baltimore, Maryland, by Monday, March 12. B. We will

Which of the following is NOT true about energy balance? A. Energy balance is influenced by the amount of exercise one gets and their dietary habits. B. Inactiv

Please help me ASAP! (8x-2y)+(3x-4y) A. 11x+8y B. 4x-y C. 11x-6y D. 5x+2y