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Mathematics 17 Online
OpenStudy (anonymous):

lcm of a^2 - 16, (a-4)(a-5)

OpenStudy (anonymous):

factor a^2 - 16 and you get (a + 4)(a - 4) the other is (a - 4)(a - 5) they both have an (a + 4) so you count that once so you have lcm (a + 4)(a - 4)(a - 5)

OpenStudy (dumbcow):

yeah exactly what i was going to say :)

OpenStudy (anonymous):

thanks again :)

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