\((a + b + c) \left ( \dfrac{1}{a} + \dfrac{1}{b} + \dfrac{1}{c} \right)\) is:

\((a + b + c) \left ( \dfrac{1}{a} + \dfrac{1}{b} + \dfrac{1}{c} \righ

1.	\((a + b + c) \left ( \dfrac{1}{a} + \dfrac{1}{b} + \dfrac{1}{c} \right)\) is:
A.	Less than or equal to 9
B.	Less than or equal to 3
C.	Greater than or equal to 9
D.	Greater than or equal to 3
Answer» D. Greater than or equal to 3

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\((a + b + c) \left ( \dfrac{1}{a} + \dfrac{1}{b} + \dfrac{1}{c} \right)\) is:

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