Answer:
2 x 10^-4.
Step-by-step explanation:
2.8 x 10^-6 / 1.4 x 10^-2
= 2.8 / 1.4 x (10^-6 / 10^-2)
= 2 x 10^-4.
the answer would be 4
when you multiply you add so just see the difference of -6 and 2
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