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9. Find, by inspection, the value of r that solves the exponential equation 2 = 64. A. 32. B. 8. C. 6. D. 4. 10. The growth rate of a certain population is given as y = 150(2), where is the number of years after 2005. The population in the year 2015 is A. 153600. B. 76800. C. 307200. D. 3000. 11. After a parent function f(x) = 5* has been stretched horizontally by a factor of 2, and then shifted 7 units down, what is the new equation? A. g(x) = 5 - 7. D. g(x) = 52-7. B. g(x) = 52 - 7. C. g(x) = 54-7 12. The double-angle expansion for cos 2x is O cos2 r - 2 sin r. O cos² r - sin² r. O sin² r- cos² r. O sin² r - 2 cos r.

9. Find, by inspection, the value of r that solves the exponential equation 2 = 64. A. 32. B. 8. C. 6. D. 4. 10. The growth rate of a certain population is given as y = 150(2), where is the number of years after 2005. The population in the year 2015 is A. 153600. B. 76800. C. 307200. D. 3000. 11. After a parent function f(x) = 5* has been stretched horizontally by a factor of 2, and then shifted 7 units down, what is the new equation? A. g(x) = 5 - 7. D. g(x) = 52-7. B. g(x) = 52 - 7. C. g(x) = 54-7 12. The double-angle expansion for cos 2x is O cos2 r - 2 sin r. O cos² r - sin² r. O sin² r- cos² r. O sin² r - 2 cos r.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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9. Find, by inspection, the value of x that solves the exponential equation 2 = 64. A. 32. B. 8. D. 4. C. 6. 10. The growth rate of a certain population is given as y = 150(2), where x is the number of years after 2005. The population in the year 2015 is A. 153600. B. 76800. C. 307200. D. 3000. 11. After a parent function f(x) = 5* has been stretched horizontally by a factor of 2, and then shifted 7 units down, what is the new equation? A. g(x) = 57. B. g(x)= 52 - 7. C. g(x) = 54-7. D. g(x) = 52-7 12. The double-angle expansion for cos 2x is O cos2 - 2 sin r. O cos² r - sin² r. sin² r- cos² 1. sin² - 2 cos 1.
Transcribed Image Text:9. Find, by inspection, the value of x that solves the exponential equation 2 = 64. A. 32. B. 8. D. 4. C. 6. 10. The growth rate of a certain population is given as y = 150(2), where x is the number of years after 2005. The population in the year 2015 is A. 153600. B. 76800. C. 307200. D. 3000. 11. After a parent function f(x) = 5* has been stretched horizontally by a factor of 2, and then shifted 7 units down, what is the new equation? A. g(x) = 57. B. g(x)= 52 - 7. C. g(x) = 54-7. D. g(x) = 52-7 12. The double-angle expansion for cos 2x is O cos2 - 2 sin r. O cos² r - sin² r. sin² r- cos² 1. sin² - 2 cos 1.
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