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Ulleksa [173]
4 years ago
7

Solve the following and express each answer in scientific notation.

Mathematics
1 answer:
Georgia [21]4 years ago
5 0
(5.3 * 10^4) + (1.3 * 10^4) = 53,000 + 13,000 = 66,000 = 6.6 * 10^4

(7.2 * 10^-4) / (1.8 * 10^3) = 7.2/1.8 * 10^(-4 - 3) = 4 * 10^-7

10^4 * 10^-3 * 10^6 = 10^(4 - 3 + 6) = 10^7
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