Which of the following is the exponential form of \[\frac{{{20}^{-2}}\times {{20}^{-2}}\times {{20}^{-2}}}{20}?\]

Which of the following is the exponential form of \[\frac{{{20}^{-2}}\

1.	Which of the following is the exponential form of \[\frac{{{20}^{-2}}\times {{20}^{-2}}\times {{20}^{-2}}}{20}?\]
A.	\[{{20}^{-5}}\]
B.	\[{{20}^{-6}}\]
C.	\[~{{20}^{-7}}~\]
D.	\[~{{20}^{-1}}~\]
Answer» D. \[~{{20}^{-1}}~\]

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Which of the following is the exponential form of \[\frac{{{20}^{-2}}\times {{20}^{-2}}\times {{20}^{-2}}}{20}?\]

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