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Evaluate the Expression $5 ^ { - 1 } + 2 ^ { - 1 }$

Question 64

Multiple Choice

Evaluate the expression.
- $5 ^ { - 1 } + 2 ^ { - 1 }$

A) 2
B) $\frac { 1 } { 3 }$
C) $\frac { 10 } { 7 }$
D) $\frac { 7 } { 10 }$

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