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Presentation transcript:

Warm Up

L8-5 Obj: Solve exponential equations

Solve 52x = 16. 2: Solve 73x=20 Ex 4: 3x+4=101 3: Solve 62x=21 Exponential and Logarithmic Equations Solve 52x = 16. 2: Solve 73x=20 Ex 4: 3x+4=101 3: Solve 62x=21

Exponential and Logarithmic Equations Use the Change of Base Formula to evaluate log6 12. Then convert log6 12 to a logarithm in base 3.

Ex 6: Solve log(3x + 1) = 5 Ex 7: solve log(7-2x)= -1

Exponential and Logarithmic Equations Solve 3 log x – log 2 = 5.

Homework L8-5 (p 472) #3-13t 23-28a 33-45t 88-96e