Question

10 power -15 minus 1
Simplest way

Answer 1

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$= > {10}^{ - 15} - 1 \\ \\ = > \frac{1}{ {10}^{15} } - 1 \\ \\ = > \frac{1 - {10}^{15} }{ {10}^{15} } \\ \\ = > - 0.99999999999999$
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Answer 2

1/10^15 -1

=0.000000000000001 - 1

=−0.999999999999999