The life expectancy E, in solar lifetimes, of a star is related to the mass M, in solar masses, by the formula
.
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A: Make a graph of the life expectancy versus the mass. Include up to 20 solar masses.B: Does a larger star have a longer or shorter life expectancy?C: If one star is double the mass of another, how do their life expectancies compare? Express your answer as a percent.
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Round your answer to two decimal places if necessary.
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What will be an ideal response?
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B: The larger star has a shorter life expectancy.
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C: The life expectancy of the larger star is 82.32% less than that of the smaller star.
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, 
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