17&18

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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Only 17&18
15. Rewrite log6 (1321) = x as an equivalent exponential equation
16. Rewrite log (4.11) to base e
17. Find the exact solution for 32-1 = 7+5. If there is no solution, write "no solution"
18. A car wheel with a diameter of 22 inches spins at the rate of 20 revolutions per second. What is the car's speed in feet per second?
19. Find the exact value of sin()
20. A 20-ft ladder leans against a building so that the angle between the ground and the ladder is 65°. To the nearest tenth of a foot, how
reach up the side of the building?
Transcribed Image Text:15. Rewrite log6 (1321) = x as an equivalent exponential equation 16. Rewrite log (4.11) to base e 17. Find the exact solution for 32-1 = 7+5. If there is no solution, write "no solution" 18. A car wheel with a diameter of 22 inches spins at the rate of 20 revolutions per second. What is the car's speed in feet per second? 19. Find the exact value of sin() 20. A 20-ft ladder leans against a building so that the angle between the ground and the ladder is 65°. To the nearest tenth of a foot, how reach up the side of the building?
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