variables x and y are connected by the equation y=x/tanx.Giv

variables x and y are connected by the equation y=x/tanx.Given that x is increasing at the rate of 2 units per second,find the rate of increase of y when x=π/4.

yu254165659 1年前已收到1个回答举报

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xuyuanmumu 春芽

共回答了20个问题采纳率：85% 举报

其实就是求导~求方程y=x/tanx在x=π/4这一点的导数.做这个没问题吧.

1年前

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