Sec. 6.3b Adding/Subtracting cont'd
Completely factor each denominator before determining the LCM.
⇒If possible, simplify the fractions before determining the LCM.
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c) One person runs a 100m race at a speed of n metres per second. Another person runs the
same race at n + 5 metres per second. How much longer does it take for the first person
to run the race?
Combined Operations:
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Assignment: Sec.6.3b p. 336 # 6abcde, 7abd, 8, 9, 10ab, 13, 15ad
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