Answer
$2.56\times10^{22}$
Work Step by Step
We are given:
$(6.25 \times10^{-12})^{-2}$
$=6.25^{-2}\times(10^{-12})^{-2}$
$=6.25^{-2}\times10^{24}$
$=0.0256\times10^{24}$
$=2.56\times10^{22}$
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