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In Problems 21-26, graph each function. 21. y = log3 x 23. y = In xns 25. y = log, (-x) 22. y = log4 x lo 24. y = log9 X 26. y = In (-x) %3D %3D

In Problems 21-26, graph each function. 21. y = log3 x 23. y = In xns 25. y = log, (-x) 22. y = log4 x lo 24. y = log9 X 26. y = In (-x) %3D %3D

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter6: Vector Spaces
Section6.7: Applications
Problem 14EQ
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29. If f(x) = li 30. If f(x) = l- 31. If f(x) =L 32. If f(x) = I 33. If f(x) = 34. If f(x) = tion to rewrite each equation in exponential form. 1. 4 = log, 16 2. 4 = log, 81 1 3. = log, 2 4. -2 = log3 ni) bauoe o buol In Problems 5-14, solve for x by writing the equation in exponential form. 5. log3 x = 4 In Problems properties of 6. log4 x = –2 d lo blodaadi sb alsor 8. log25 x = log a 1 7. log16 x = -- a9 namud 9. log, (3x + 1) = 2 11. log (4x - 7) = 2 13. In (2x + 5) = 2.2 (to three decimal places) Juode 14. In (2 - x) = -1.4 (to three decimal places) dissb briioe lo 2esmbuol 1ol noilsups orlt riqen.20 In Problems 15-18, write the equation in logarithmic form.o si 10. log3 (7 - x) = 3nsini 12. log (1.34 – x) = -1T PO 35. (а) log. (c) log 36. (а) log vel seiont bni 16. 5 = 125 (c) los 15. 2 = 32 Write each 1 17. 4-1 = 4 18. 91/2 = 3 difference on of exponents In Problems 19 and 20, write the equation in logarithmic form and solve for x. onbyd) Hg sli sen alaimad.noilsm 19. e*+5 = 0.55 (to three decimal places)asam ol noilulos 20. 102*+1 = 0.25 (to three decimal places) slumol odt yd 37. log 39. log, C In Problems 21-26, graph each function. y = log; x 23. y = In x 25. y = log, (-x) bns sswisd In Problems 27 and 28, use properties of logarithms or a definition to simplify each expression. Check each result with a change-of-base formula. 21. 22. y = log4x 24. y = log, x 26. y = ln (-x) ert enoiuloe nommos kolM Use the in Proble 41. In x itinH 43. logs olo () 44. log () 27. (a) log3 27 (b) logs Solld
Transcribed Image Text:29. If f(x) = li 30. If f(x) = l- 31. If f(x) =L 32. If f(x) = I 33. If f(x) = 34. If f(x) = tion to rewrite each equation in exponential form. 1. 4 = log, 16 2. 4 = log, 81 1 3. = log, 2 4. -2 = log3 ni) bauoe o buol In Problems 5-14, solve for x by writing the equation in exponential form. 5. log3 x = 4 In Problems properties of 6. log4 x = –2 d lo blodaadi sb alsor 8. log25 x = log a 1 7. log16 x = -- a9 namud 9. log, (3x + 1) = 2 11. log (4x - 7) = 2 13. In (2x + 5) = 2.2 (to three decimal places) Juode 14. In (2 - x) = -1.4 (to three decimal places) dissb briioe lo 2esmbuol 1ol noilsups orlt riqen.20 In Problems 15-18, write the equation in logarithmic form.o si 10. log3 (7 - x) = 3nsini 12. log (1.34 – x) = -1T PO 35. (а) log. (c) log 36. (а) log vel seiont bni 16. 5 = 125 (c) los 15. 2 = 32 Write each 1 17. 4-1 = 4 18. 91/2 = 3 difference on of exponents In Problems 19 and 20, write the equation in logarithmic form and solve for x. onbyd) Hg sli sen alaimad.noilsm 19. e*+5 = 0.55 (to three decimal places)asam ol noilulos 20. 102*+1 = 0.25 (to three decimal places) slumol odt yd 37. log 39. log, C In Problems 21-26, graph each function. y = log; x 23. y = In x 25. y = log, (-x) bns sswisd In Problems 27 and 28, use properties of logarithms or a definition to simplify each expression. Check each result with a change-of-base formula. 21. 22. y = log4x 24. y = log, x 26. y = ln (-x) ert enoiuloe nommos kolM Use the in Proble 41. In x itinH 43. logs olo () 44. log () 27. (a) log3 27 (b) logs Solld
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