Obtain G.S. [--- ()-¹(²) - 0 y tan dx + x tan 4 dy = O Lnx + Ln sec x dx = C Lnx + x tan -1 X- X 1+x² = C ------ 2 Lnx - 2 v tan-p O None of the Choices v - Ln ( 1 + ²) = C

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