Simplify. Write your answers in scientific notation.
1 answer:
Answer:
8.1 x 10^7
Step-by-step explanation:
= (243/3) x 10^(8-2)
= 81 x 10^6
= 8.1 x 10^7
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Step-by-step explanation:
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Combine like terms
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a
Step-by-step explanation:
3a; Rectangle
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