Answer:
2k(2+4k-a)
Explanation:
The common factor in all the terms is 2k, so you take that outside the bracket. Then, you divide 2k by each of the terms and write them in the given order to complete factorizing
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I would say that the second option makes the most sense. It is always best to begin with a lighter weight to perfect your technique, and start with only a a couple sets 2-3 days a week. Over time, Ashlee will build strength and be able to lift more weight safely.