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HELP - PICTURE BELOW Can someone please explain to me how to answer this???
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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???-example-1
User Arnm
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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
User Tborzecki
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5.0k points
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