Posted by Zachary Gellman on Sunday, January 13, 2013 at 7:00pm.
Find the LCM:
z^414z^3+49z^2,3z^2147 and 5z+35

math  Reiny, Sunday, January 13, 2013 at 9:03pm
z^414z^3+49z^2
= z^2(z^2  14z+ 49)
= x^2(z7)^2
3z^2147
= 3(z^2  49)
= 3(z+7)(z7)
5z + 35
= 5(z+7)
LCM = 15z^2(z+7)(z7)^2