2xy - 9x^2 + (2y +x^2 +1)dy/dx=0
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Simplify
2 x y − 9 x 2 + ( 2 y +x ^2 + 1 ) ( d y d x )
− 9 x^ 3 − 3 y x ^2 − 2 y^ 2 − y/ x = 0
Step-by-step explanation:
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