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43. Compound interest If $8500 is invested at 11.5% com- pounded continuously, the future value S at any time t (in years) is given by S= 8500e0.115t (a) What is the amount after 18 months? (b) How long before the investment doubles? 44 Compound interest If $1000 is invested at 10% com

43. Compound interest If $8500 is invested at 11.5% com- pounded continuously, the future value S at any time t (in years) is given by S= 8500e0.115t (a) What is the amount after 18 months? (b) How long before the investment doubles? 44 Compound interest If $1000 is invested at 10% com

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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#43 do B explain please
hours 0.23 km (a) 160,48 million (b) the tenth day (b) 20 months (x 19.6) (b) 5.9 years 65. 67. (a) 126 (b) t- 84.7: in 2025 (c) 120 million 1+ 525OO (b) 639 million (d) *I3R, Les 2037 at (10, 18), 20): 3 Equations and Applications with Exponential and Logarithmic Functions 351 43. Compound interest If $8500 is invested at 11.5% com- pounded continuously, the (in years) is given by ture value S at any time t hat year on (that 0.115t S = 8500e ommo- (a) What is the amount after 18 months? (b) How long before the investment doubles? 44. Compound interest If $1000 is invested at 10% com- pounded continuously, the future value S at any time t (in years) is given by S = 1000e0.1r. (a) What is the amount after 1 year? (b) How long before the investment doubles? 45. Compound interest If $5000 is invested at 9% per year compounded monthly, the future value S at any time t (in months) is given by S = 5000(1.0075). (a) What is the amount after I year? (b) How long before the investment doubles? 46. Compound interest If $10,000 is invested at 1% per month, the future value S at any time t (in months) is given by S = (a) What is the amount after l year? (b) How long before the investment doubles? nanded s will %3D civen nded %3D by of 10,000(1.01)'.
Transcribed Image Text:hours 0.23 km (a) 160,48 million (b) the tenth day (b) 20 months (x 19.6) (b) 5.9 years 65. 67. (a) 126 (b) t- 84.7: in 2025 (c) 120 million 1+ 525OO (b) 639 million (d) *I3R, Les 2037 at (10, 18), 20): 3 Equations and Applications with Exponential and Logarithmic Functions 351 43. Compound interest If $8500 is invested at 11.5% com- pounded continuously, the (in years) is given by ture value S at any time t hat year on (that 0.115t S = 8500e ommo- (a) What is the amount after 18 months? (b) How long before the investment doubles? 44. Compound interest If $1000 is invested at 10% com- pounded continuously, the future value S at any time t (in years) is given by S = 1000e0.1r. (a) What is the amount after 1 year? (b) How long before the investment doubles? 45. Compound interest If $5000 is invested at 9% per year compounded monthly, the future value S at any time t (in months) is given by S = 5000(1.0075). (a) What is the amount after I year? (b) How long before the investment doubles? 46. Compound interest If $10,000 is invested at 1% per month, the future value S at any time t (in months) is given by S = (a) What is the amount after l year? (b) How long before the investment doubles? nanded s will %3D civen nded %3D by of 10,000(1.01)'.
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