find the LCM of 15ef and 12e^4 (12e to the power of 4) Please show the steps. I do not understand how to do this.

4 answers

Check for typos please
(12e) to the power of 4 is not 12 e^4.
It is 20,736 e^4

12 e^4 = 4*e^3 * 3e
15 ef = 5f*3e

They have a common factor 3e

LCM (lowest common multiple)
= 3e*5f*4e^3
= 60 e^4 f
Simplify 12e − 5f − 7e +3f.
Simplify 12e − 5f − 7e +3f.(1 point)