length of an arc curve

Calculus
Tutor: None Selected Time limit: 1 Day

May 20th, 2015

Screen Shot 2015-05-20 at 1.06.15 AM.png

answer is 4.41

best me please if you are right

May 20th, 2015

the screenshot is different from the question i asked....

May 20th, 2015

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May 20th, 2015
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May 20th, 2015
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