Question: 7) Evaluate the expression. Show work or give a justification. Do not use a calculator and give decimal approximation. Give the exact answers only. (b)

7) Evaluate the expression. Show work or give a justification. Do not use a calculator and give decimal approximation. Give the exact answers only. (b) log, (243 ) (c) log, V243 (d) 1ogg (7243) (e) log2 V2 8) Solve the following equations. Show work or give a justification. (a) b5 = 243 (b) 28 . 64 - 76 = 17426 (c ) 53n-4 _ 1 125 (d) 3(2x+5)(2x+1) = 1 (e) e2k+4 = 2

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