SOLUTION: Find the LCM of z^2-81 and z^2+14z+45?

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Question 394853: Find the LCM of z^2-81 and z^2+14z+45?
Found 2 solutions by robertb, edjones:
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
+z%5E2-81+=+%28z-9%29%28z%2B9%29
+z%5E2%2B14z%2B45+=+%28z-5%29%28z+-+9%29
Therefore the LCM is (z-9)(z+9)(z-5).

Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
z^2-81 and z^2+14z+45
z^2-81=(x+9)(x-9)
z^2+14z+45=(x+9)(x+5)
LCM=(x+9)(x-9)(x+5)
.
Ed