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Answered

What is the sum of 5.3 X 10 and 3.8 x 104 in scientific notation?

a) 9.1 x 10^9
b) 9.1 x 10^5
c) 5.68 x 10^5
d) 4.33 x 10^4

Answer :

Assuming you meant 5.3 x 10^5,
the answer is C

530000
+38000
—————
568000 or 5.68x10^5

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