1) Without a calculator, given cscβ = 13/5,π /2 < β < π, find the exact...
1) Without a calculator, given cscβ = 13/5,π /2 < β < π, find the exact value of
?? cos ?(β?/2)
2) the wheels on a car are 17 inches in diameter, and the wheels are turning at 1900 revolutions per minute. How fast are you traveling in miles per hour?
Homework Answers
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1) Without a calculator, given cscβ = 13/5,π /2 < β < π,
find the exact...
The diameter of each wheel of a bicycle is 26 inches. If you are traveling at...
The diameter of each wheel of a bicycle is 26 inches. If you are traveling at a speed of 20 miles per hour on this bicycle, through how many revolutions per minute are the wheels turning? revolutions
#49 #74 REAL-WORLD APPLICATIONS 58. A truck with 32-inch diameter wheels is traveling at 59. A...
#49 #74
REAL-WORLD APPLICATIONS 58. A truck with 32-inch diameter wheels is traveling at 59. A bicycle with 24-inch diameter wheels is traveling at 60 mi/h. Find the angular speed of the wheels in 15 mi/h. Find the angular speed of the wheels in rad/ rad/min. How many revolutions per minute do the min. How many revolutions per minute do the wheels wheels make? make? 60. A wheel of radius 8 inches is rotating 15°/s. What is 61. A wheel...
A truck with 46-in.-diameter wheels is traveling at 50 mi/h. Find the angular speed of the...
A truck with 46-in.-diameter wheels is traveling at 50 mi/h. Find the angular speed of the wheels in rad/min, hint convert miles to inches & hours to minutes: Preview rad/min How many revolutions per minute do the wheels make? Preview rpm Get help: Video Points possible. 10 This is attempt 1 of 3 Post this tion to forum Submit
19. An automatic lawn sprinkler sprays a distance of 20 feet while rotating 30°. What is...
19. An automatic lawn sprinkler sprays a distance of 20 feet while rotating 30°. What is the area of the sector of the grass that is watered? 20. Find the length of the arc of a circle of diameter 12 meters subtended by the central angle of 63 2 Fill in the exact values for sine and cose of the special angles in the first quadrant. (__ (- -) 22. What is the domain and range of f(x) = 3...
1) If the sector formed by a central angle of 30° has an area of π/3...
1) If the sector formed by a central angle of 30° has an area of π/3 square centimeters, find the radius of the circle. ? cm 2) Point P sweeps out central angle θ as it rotates on a circle of radius r as given below. Find the angular velocity of point P. θ = 40, t = 8 min ? rad/min 3) A mixing blade on a food processor extends out 2 inches from its center. If the blade...
Find the exact value of the expressions cos(α+β), sin(α+β) and tan(α+β) under the following conditions: sin(α)=4/5,α...
Find the exact value of the expressions cos(α+β), sin(α+β) and tan(α+β) under the following conditions: sin(α)=4/5,α lies in quadrant I, and sin(β)=15/17,β lies in quadrant II.
11. (1 pts) Use an addition or subtraction formula to find the exact value of tan75 12. (1 pts) Let α and β be firs...
11. (1 pts) Use an addition or subtraction formula to find the exact value of tan75 12. (1 pts) Let α and β be first quadrant angles with cos(a)--and sina)- Find cos(α-β) bo to w.ed nu abie lo 13. (1 pts) Solve 12c052(x) + 7sin(x)-13-0 for all solutions 0 x < 2π
11. (1 pts) Use an addition or subtraction formula to find the exact value of tan75 12. (1 pts) Let α and β be first quadrant angles with...
1) 2) Find the exact value without the aid of a calculator. (If an answer does...
1)
2)
Find the exact value without the aid of a calculator. (If an answer does not exist, enter DNE.) sin( sec-4(3) Plot the point with polar coordinates (5, - 25.) NI NI 0 3 2 3 4 5 NI NI NI NI . 0 2 3
Given cos(α) = √32/9 and 0 < α < π/2, find the exact values of the remaining five trigonometric functions.
Given cos(α) = √32/9 and 0 < α < π/2, find the exact values of the remaining five trigonometric functions.
-1 -2 -3 -4 -5 -6 7 8 9 10 11 12 A Ferris wheel at...
-1 -2 -3 -4 -5 -6 7 8 9 10 11 12 A Ferris wheel at a carnival has a radius of 35 feet. Suppose a passenger is traveling at 7 miles per hour. (A useful fact: 1 mi = 5280 f.) (a) Find the angular speed of the wheel in radians per minute. (b) Find the number of revolutions the wheel makes per hour. (Assume the wheel does not stop.) Do not round any intermediate computations, and round your...
The diameter of each wheel of a bicycle is 26 inches. If you are traveling at a speed of 20 miles per hour on this bicycle, through how many revolutions per minute are the wheels turning? revolutions
#49 #74
REAL-WORLD APPLICATIONS 58. A truck with 32-inch diameter wheels is traveling at 59. A bicycle with 24-inch diameter wheels is traveling at 60 mi/h. Find the angular speed of the wheels in 15 mi/h. Find the angular speed of the wheels in rad/ rad/min. How many revolutions per minute do the min. How many revolutions per minute do the wheels wheels make? make? 60. A wheel of radius 8 inches is rotating 15°/s. What is 61. A wheel...
A truck with 46-in.-diameter wheels is traveling at 50 mi/h. Find the angular speed of the wheels in rad/min, hint convert miles to inches & hours to minutes: Preview rad/min How many revolutions per minute do the wheels make? Preview rpm Get help: Video Points possible. 10 This is attempt 1 of 3 Post this tion to forum Submit
19. An automatic lawn sprinkler sprays a distance of 20 feet while rotating 30°. What is the area of the sector of the grass that is watered? 20. Find the length of the arc of a circle of diameter 12 meters subtended by the central angle of 63 2 Fill in the exact values for sine and cose of the special angles in the first quadrant. (__ (- -) 22. What is the domain and range of f(x) = 3...
11. (1 pts) Use an addition or subtraction formula to find the exact value of tan75 12. (1 pts) Let α and β be first quadrant angles with cos(a)--and sina)- Find cos(α-β) bo to w.ed nu abie lo 13. (1 pts) Solve 12c052(x) + 7sin(x)-13-0 for all solutions 0 x < 2π
11. (1 pts) Use an addition or subtraction formula to find the exact value of tan75 12. (1 pts) Let α and β be first quadrant angles with...
1)
2)
Find the exact value without the aid of a calculator. (If an answer does not exist, enter DNE.) sin( sec-4(3) Plot the point with polar coordinates (5, - 25.) NI NI 0 3 2 3 4 5 NI NI NI NI . 0 2 3
-1 -2 -3 -4 -5 -6 7 8 9 10 11 12 A Ferris wheel at a carnival has a radius of 35 feet. Suppose a passenger is traveling at 7 miles per hour. (A useful fact: 1 mi = 5280 f.) (a) Find the angular speed of the wheel in radians per minute. (b) Find the number of revolutions the wheel makes per hour. (Assume the wheel does not stop.) Do not round any intermediate computations, and round your...
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