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Unformatted text preview: c An expression is fully expanded when: r There are no more exponents inside the logarithms r There is no more multiplication or division inside the logarithms More Practice CONDENSE EXPAND ( ) y x 2 2 2 log 4 7 log log 3 1 +xy y 2 log 3 2 3 The Change of Base Formula c Now you can use your calculator to approximate logs. c For any positive numbers M, b, and c , with b 1 and c 1, b M M c c b log log log = Use a calculator to approximate each of the following expressions. 112 log 3 7 log 2 Homework # ____ c Page 449 (1129 odd) (3341odd), 42 c Page 456 (1114) r ignore the part about changing things to base 8....
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 Fall '09
 Johnson
 Algebra

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