3.  Complete a factor tree for the given number and write the prime factorization using powers.  120 Write five cubed using numbers. Then identify the base and the exponent.

4. Determine the least common multiple of 4 and 18 using the following methods. a)Find the LCM of 4 and 18 by making a list of the multiples and circling the LCM b)Find the LCM of 4 and 18 by using the prime factorization. Include a factor tree for each.

5.  Mike and Eric were both working on the same math problem.  The directions said to find the prime factorization of 50 using a factor tree. Below is their work. Mike and Eric seem to disagree. Look at Eric’s and Mike’s work and see if they are both correct. If not, who is incorrect? Why? Who is correct? How do you know?  5050