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Integral cos(ln x) dx? Need help with the following equation. xy=arctan (x/y) Not sure how to solve an implicit differentiation with arctan.? Draw the image ABC under the dilation with the scale factor 2 and center of dilation (-4,-3). Label the image A’B’C’? Pre-Calculus Area of a rectangle as a function of x. Can anyone out there offer assistance with this problem? Quanto tempo dura o cartao pré pago de R$70,00 netflix?