64,200,000,000 is equal to
A)$6.42 × 10^7$.
B)$6.42 × 10^−7$.
C)$6.42 × 10^10$.
D)$6.42 × 10^−10$.
E)$1.0 × 10^{64.2}$.

Name: 64,200,000,000 is equal to A)$6.42 × 10^7$. B)$6.42 × 10^−7$. C)$6.42 × 10^10$. D)$6.42 × 10^−10$. E)$1.0 × 10^{64.2}$.
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Question

Quizplus · Accepted Answer

To convert 64,200,000,000 to scientific notation, we move the decimal point 10 places to the left and add the exponent 10, giving us 6.42 × 10^10. Therefore, the correct answer is C.

64,200,000,000 Is Equal to A) 6.42×1076.42 × 10^76.42×107 B) 6.42×10−76.42 × 10^−76.42×10−7

64,200,000,000 Is Equal to
A) $6.42 × 10^7$
B) $6.42 × 10^−7$