I need to simplify 2 expressions:

a)

b)

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- March 21st 2009, 04:09 PMBernicesimplify
I need to simplify 2 expressions:

a)

b) - March 21st 2009, 04:58 PMThe Second Solution
Are you meant to use index laws? If so then note:

a) (the last is a debatable simplification).

b) . Now use the fact that .

(Judging from your other posts the algebra here*should*be routine to someone with your background).

**Note:**Simplify is a very vague word to use without a broader context in which to place these question.