Tutoring Worksheet for Basic Logarithms 1. Evaluate the following ...

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Tutoring Worksheet for Basic Logarithms 1. Evaluate the following ...

Tutoring Worksheet for Basic Logarithms 1. Evaluate the following ...

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Answers – <strong>Tutoring</strong> <strong>Worksheet</strong> <strong>for</strong> <strong>Basic</strong> <strong>Logarithms</strong><strong>1.</strong> a) 2 b) –3 c) 5 d) –12. a) log3 x log31+ y b) 2log x + 4logy − 3log z21log + log ( + 1) − log ( − 1)22 2c)2x2x2x3. a)43log 48 b) log (8( x − 1))5c)log⎛⎜xy ⎝ z7 322⎞⎟⎠4. a) x ≈ <strong>1.</strong>7b) x ≈ 0.3 c) x = − 60.048555. a) Tt ( ) = 70 + 130e −t0.04855(15)b) −oT(15) = 70 + 130e ≈133Fc) t ≈ 30.2

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Answers – <strong>Tutoring</strong> <strong>Worksheet</strong> <strong>for</strong> <strong>Basic</strong> <strong>Logarithms</strong><strong>1.</strong> a) 2 b) –3 c) 5 d) –12. a) log3 x log31+ y b) 2log x + 4logy − 3log z21log + log ( + 1) − log ( − 1)22 2c)2x2x2x3. a)43log 48 b) log (8( x − 1))5c)log⎛⎜xy ⎝ z7 322⎞⎟⎠4. a) x ≈ <strong>1.</strong>7b) x ≈ 0.3 c) x = − 60.048555. a) Tt ( ) = 70 + 130e −t0.04855(15)b) −oT(15) = 70 + 130e ≈133Fc) t ≈ 30.2

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