Mathematics & Statistics
Mahasiswa

請問之後怎麼化簡,感謝🙏
(答案在第二張)

+34) Galaxy 5(X+389 (2x + by-y") = 2xy't 24 &(xy' + Y) 5(x + 3y")" (x + 3y .Y")-Y - XY'
21. dy dx 3(2x + y) y - 5x(x² + 3y²4 15y(x² + 3y2)4 - 4 + X 72
微積分
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