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Properties of Logs & Natural Logs. Properties of Logs. Properties of Natural Logs. 1) ln1 = 0 2) lne = 1 3) ln = x 4) = x 5) if lnx = lny then x=y. 1) 2) a = 1 3) = x 4) = x 5) If = y then …… x=y. Examples: Solve for x. 1. x = 9 2. = x 3. lnx = 1 x = 0.
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Properties of Logs & Natural Logs Properties of Logs Properties of Natural Logs 1) ln1 = 0 2) lne = 1 3) ln = x 4) = x 5) if lnx = lny then x=y • 1) • 2) a = 1 • 3) = x • 4) = x • 5) If = y then …… x=y
Examples: Solve for x • 1. x = 9 • 2. = x • 3. lnx = 1 • x = 0
Examples: Use Properties to rewrite • 5. • 6. 3 • 7. ln • 8. • 9. • 10. • 11. ln1 • 12. lne • 13. 6
Assignment • 3.2C p. 203 # 34-42 even, 64-70 even, 92, 94, 99, 100, 105, 106