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If 1.125 x $10^{k}$- 0.001125, then the value of k is :

Answer:

Explanation:

$10^{k} = \frac{0.001125}{1.125}=\frac{1.125}{1125}=\frac{1.125\times 10^{3}}{1125\times 10^{3}}=\frac{1}{10^{3}}=10^{-3}$