Simplify
- $\frac { m ^ { - 1 } + z ^ { - 1 } } { m ^ { - 1 } - z ^ { - 1 } }$

question 60

Multiple Choice

Simplify.
- $\frac { m ^ { - 1 } + z ^ { - 1 } } { m ^ { - 1 } - z ^ { - 1 } }$

• A) \(\frac { z + m } { z }\)
• B) \(\frac { \mathrm { z } + \mathrm { m } } { \mathrm { m } }\)
• C) \(\frac { z - m } { z }\)
• D) \(\frac { \mathrm { z } + \mathrm { m } } { \mathrm { z } - \mathrm { m } }\)

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