caroline51
caroline51
20-06-2017
Mathematics
contestada
Simplify ((1/x)-(1/y))/((1/x)+(1/y))
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victoriasanchez2
victoriasanchez2
20-06-2017
Simplify ((1/x)-(1/y))/((1/x)+(1/y))
y-x
______
y+x
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