Math 112 4.5 Notes

Math 112 4.5 Notes - is undefined if t < 0. Recall: x a...

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Section 4.5 Base exponent property: For a>0 and a≠1 y x a a y x = = Example 1: Solve 25 5 9 = x Example 2: Solve 16 2 3 = + x Example 3: Solve 16 2 * 4 7 2 = x x
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Property of Logarithmic Equality For M, N > 0 and a > 0 and a ≠ 1, N M N M a a = = ) ( log ) ( log Example 1: Solve 20 3 = x Example 2: Solve 2500 08 . = t e
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Example 3: Solve 2 2 5 3 - + = x x Example 4: Solve 4 = + - x x e e
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Example 5: Solve 7 = - + - x x x x e e e e
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Solving Logarithmic Equations: NOTE: Always check your answer since log(t)
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Unformatted text preview: is undefined if t < 0. Recall: x a y x y a = ⇔ = ) ( log Example 1: Solve log(x) + log(x+3) = 1 Example 2: Solve 2 ) 2 4 ( log 4 =-x Example 3: Solve ( 29 2 ) ( log 1 log 5 5 =-+ x x Example 4: Solve ) 8 ( log ) 2 ( log ) ( log b b b x x = + + Example 5: Solve ln(x+6) + ln(x-2) = 2ln(x)...
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This note was uploaded on 04/07/2008 for the course MATH 112 taught by Professor Taylor during the Spring '08 term at Alabama.

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Math 112 4.5 Notes - is undefined if t < 0. Recall: x a...

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