Express (4.3 × 10⁶)^-1/2 in Scientific Notation

question 59

Multiple Choice

Express (4.3 × 10⁶) ^-1/2 in scientific notation.

• A) 4.8 × 10^-4
• B) 2.1 × 10³
• C) 2.1 × 10^-5
• D) 2.1 × 10⁴

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