Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter58: Achievement Review—section Five
Section: Chapter Questions
Problem 30AR: Determine dimension x to 3 decimal places.
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help me asap pls with number 2 and 3, less than 30 mins i'll give you an upvote!
![How fast is the area of a circle changing when the radius is 10 cm. if the radius is changing at the rate of 0.20 cm/sec?
O a. 12.37 cm2/sec
O b. 12.57 cm?/sec
O c. 12.47 cm2/sec
O d. 12.67 cm2/sec](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa52c4c55-ab08-4b69-9997-b9100619c82d%2Fe0cc26e9-eb1d-40ad-a8fe-815df2d5f25a%2F581iuft_processed.png&w=3840&q=75)
Transcribed Image Text:How fast is the area of a circle changing when the radius is 10 cm. if the radius is changing at the rate of 0.20 cm/sec?
O a. 12.37 cm2/sec
O b. 12.57 cm?/sec
O c. 12.47 cm2/sec
O d. 12.67 cm2/sec
![Differentiate and simplify: y = sin-/2t
1
y' =
2t V1-/2t
1
y' =
2t/1-/2t
|
1
V2tV1-2t
1
2t/1-2t](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa52c4c55-ab08-4b69-9997-b9100619c82d%2Fe0cc26e9-eb1d-40ad-a8fe-815df2d5f25a%2Fnobnq2_processed.png&w=3840&q=75)
Transcribed Image Text:Differentiate and simplify: y = sin-/2t
1
y' =
2t V1-/2t
1
y' =
2t/1-/2t
|
1
V2tV1-2t
1
2t/1-2t
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