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what is the least common denominator between (a^2-36) and (a^2+5a-6)

Guest May 8, 2017
 #1
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a^2  - 36    factors  as  ( a + 6)  ( a - 6)

 

a^2 + 5a  - 6      factors as  ( a + 6 )  (a - 1)

 

So.....the lcd    =   ( a - 6 ) ( a + 6) ( a - 1)

 

 

cool cool cool

CPhill  May 8, 2017

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