来自梁理的问题
一道英文数学题Let(s,t)beapointinthefirstquadrant(notonacoordinateaxis)thatisonthegraphofy=9−x2andletLbealinetangenttoy=9−x2at(s,t).ThenLwillcutoffatriangleinthefirstquadrant.Findthe(s,t
一道英文数学题
Let(s,t)beapointinthefirstquadrant(notonacoordinateaxis)thatisonthegraphofy=9−x2
andletLbealinetangenttoy=9−x2at(s,t).ThenLwillcutoffatriangleinthefirstquadrant.
Findthe(s,t)thatcorrespondstothetriangleofthattypethathastheminimumarea.Whatis
thevalueof
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2020-03-19 19:22