Solve the problem. Express the answer in scientific notation to two decimals unless requested otherwise.If the speed of light is 3.00 ×108m/sec, how long does it take light to travel 2.29 × 1011 m, the distance from the sun to Mars? Round to one decimal place.
A. 7.6 × 102 min
B. 76 sec
C. 7.6 × 103 sec
D. 7.6 × 102 sec
Answer: D
Mathematics
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Write the fraction in lowest terms.- 
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Subtract the fractions. Write the answer in lowest terms.
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Evaluate the expression without the use of a calculator, and then verify your answer using a calculator.ln e
A. 0 B. -1 C. 1 D. e
Mathematics