Perform the Indicated Calculation $$\left( 3 \times 10 ^ { 5 } \right) \left( 7 \times 10 ^ { 8 } \right)$$

question 32

Multiple Choice

Perform the indicated calculation. Express your answer using scientific notation.
- $$\left( 3 \times 10 ^ { 5 } \right) \left( 7 \times 10 ^ { 8 } \right)$$

• A) \(21 \times 10 ^ { 14 }\)
• B) \(2.1 \times 10 ^ { 14 }\)
• C) \(2.1 \times 10^{13}\)
• D) \(21 \times 10 ^ { 40 }\)

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