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Help!!! Calculus
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Find d^(2)y/dx^(2) if x = cos t + sin t y = cos t - sin t Thz so much!!!~!!! 更新: Sorry, but the correct answer is 2/((sint-cost)^3) Thank you very much!!!
最佳解答:
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其他解答:4E350C6F8B48ECA2
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