Posted by Kimberly on .
can someone help me find the LCM?
35c^6a^8, 5c^3a^3, 21c^6a^3

math 
Reiny,
35 = 5x7
5 = 5
21 = 3x7
so for the numbers I will ned 3x5x7 = 105
it is easy to see that for the variables I will need c^6 and a^8
so the LCM = 105a^8c^6