Finding length of the curve, did i mess up simpifying?

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Finding length of the curve, did i mess up simpifying?

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Finding length of the curve, did i mess up simpifying?

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Oct4-05, 09:40 AM	#1
mr_coffee mr_coffee is Offline: Posts: 1,629	Finding length of the curve, did i mess up simpifying? Hello everyone, i'm suppose to find the length of the curve. But the book got a different answer, anyone see my problem? Here is the picture and my work: http://img216.imageshack.us/img216/7900/urnt8jd.jpg THanks.

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Oct4-05, 09:47 AM	#2
TD TD is Offline: Posts: 1,023 Recognitions: Homework Helper	Doesn't (2t)² = 4t²?

Oct4-05, 04:29 PM	#3
mr_coffee mr_coffee is Offline: Posts: 1,629	ahh ur right my bad.. so i have sqrt(4t^2 + 25t^8) Will that simpify too: 10t^5?

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