1.

The sum of 100 terms of the series \[.9+.09+.009.........\]will be

A. \[1-{{\left( \frac{1}{10} \right)}^{100}}\]
B. \[1+{{\left( \frac{1}{10} \right)}^{100}}\]
C. \[\]\[1-{{\left( \frac{1}{10} \right)}^{106}}\]
D. \[1+{{\left( \frac{1}{10} \right)}^{100}}\]
Answer» B. \[1+{{\left( \frac{1}{10} \right)}^{100}}\]


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