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Math 1090 Quiz 27 30 March, 2012 Name: Instructions: Answer the questions below. Make sure to show all work clearly. This quiz has two sides 1. (3 points) Write as a sum/difference of logs: (x + 3)(y 2 ) log4 7x 2. (3 points) Write as a single logarithm: 4 log2 (x + 3) − log2 (x − 1) + log2 (y) 3. (2 points) Use the change-of-base formula and a calculator to evaluate: log6 (100) 4. (2 points) Evaluate without a calculator: log6 (210 ) + log6 (310 )