find dy/dx
x^2+y^2-xy+5y+2x=10
x^2+y^2-6x+2y-30=0
有條Differentation 數唔係好識做(希望有埋個詳細步驟同解釋)?
2015-12-10 1:31 pm
回答 (1)
收錄日期: 2021-04-18 14:09:00
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