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8.6 Assignment A even answers: Log 4 + 5 log x log 6 10 – log 6 3 ½ ln x + 3ln y

8.6 Assignment A even answers: Log 4 + 5 log x log 6 10 – log 6 3 ½ ln x + 3ln y 44. ¾ log x 1.209 66. 6.966 60. 2.524 68. 2.124 62. 2.322 70. 0.551 64. 2.579 72. – 1.907. 8.6 Solving Exponential and Logarithmic Equations Notes B.

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8.6 Assignment A even answers: Log 4 + 5 log x log 6 10 – log 6 3 ½ ln x + 3ln y

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  1. 8.6 Assignment A even answers: • Log 4 + 5 log x • log6 10 – log6 3 • ½ ln x + 3ln y 44. ¾ log x • 1.209 66. 6.966 60. 2.524 68. 2.124 62. 2.322 70. 0.551 64. 2.579 72. – 1.907

  2. 8.6 Solving Exponential and Logarithmic EquationsNotes B Example 5: Solving a Logarithmic Equation log3 (5x – 1) = log3 (x + 7)

  3. Example 6: Exponentiating Each Side log5 (3x + 1) = 2

  4. Example 7: Checking for Extraneous Solutions log 5x + log (x – 1) = 2

  5. Extraneous solutions: Check for extraneous solutions when 1. 2. 3.

  6. 8.6 Assignment B: pg. 506 #43-59 odd; pg. 505 #26-42 even; STP

  7. 8.6 B Standardized Test Practice Marcella made a circular mirror. She started with a square piece of glass with an area of 100 in2 and cut out the largest circle possible. She put a decorative edging around the mirror. How much edging did she need? (A) 31. 4 in (B) 78.5 in (C) 31.4 in2 (D) 78.5 in2

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