The difference m 1 m 2 in magnitudes (visual brightnesses) of two stars varies directly as
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The difference m1 − m2 in magnitudes (visual brightnesses) of two stars varies directly as the base 10 logarithm of the ratio b1/b2 of their actual brightnesses. For two particular stars, if b2 = 100b1 for m1 = 7 and m2 = 2, find the equation relating m1, m2, b1, and b2.
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Related Book For
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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