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OpenStudy (anonymous):
Subtract and simplify:
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OpenStudy (anonymous):
\[\frac{ z-1 }{ z } - \frac{ z+1 }{ z^2 } \]
OpenStudy (anonymous):
z(z-1)-(z+1)/z^2 now simplify and tell the ans
OpenStudy (anonymous):
can u do it?
OpenStudy (akashdeepdeb):
Don't just post questions... Make some effort to SOLVE THEM yourself. @charlieberzak
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