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13. Solve. Check for extraneous roots. (a) 32 - 4(3)* +3=0 (b) 2 = 2+ 3(2)-*

13. Solve. Check for extraneous roots. (a) 32 - 4(3)* +3=0 (b) 2 = 2+ 3(2)-*

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter2: Exponential, Logarithmic, And Trigonometric Functions
Section2.3: Applications: Growth And Decay
Problem 4E
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5P+4 = 24-5p 12. A 30-mg sample of radioactive isotope d (a) Calculate its half-life, to two decim (b) How long will it take (to the neare 13. Solve. Check for extraneous roots. (a) 32 - 4(3)* +3=0 (b) 2 = 2+ 3(2)-* 14. Evaluate, using laws of logarithms. (a) log4 12 - log4 3 (b) 3 log 6 + 2log 5 - log 54 15. Write log3 5+2 log3 (x - 2) as a sing 16. Simplify and state restrictions neces (a) log(x² - 4x - 12) -log(3x - (b) log(r² - 9) -log(r-3) 17. Solve. Check for extraneous root
Transcribed Image Text:5P+4 = 24-5p 12. A 30-mg sample of radioactive isotope d (a) Calculate its half-life, to two decim (b) How long will it take (to the neare 13. Solve. Check for extraneous roots. (a) 32 - 4(3)* +3=0 (b) 2 = 2+ 3(2)-* 14. Evaluate, using laws of logarithms. (a) log4 12 - log4 3 (b) 3 log 6 + 2log 5 - log 54 15. Write log3 5+2 log3 (x - 2) as a sing 16. Simplify and state restrictions neces (a) log(x² - 4x - 12) -log(3x - (b) log(r² - 9) -log(r-3) 17. Solve. Check for extraneous root
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