若点[img=13x14]17e0a6762041d57.jpg[/img]是函数[img=28x19]17e0a67617718b6.jpg[/img]的极值点,则必有[img=64x21]17e0a6804ec8a49.jpg[/img]
举一反三
- 若[img=64x21]17e0a6804ec8a49.jpg[/img],则点[img=13x14]17e0a6762041d57.jpg[/img]是函数[img=28x19]17e0a67617718b6.jpg[/img]的极值点
- 函数y=f(x)在点[img=13x14]17e0a6762041d57.jpg[/img]处取得极值,则必有(). 未知类型:{'options': ['f′([img=13x14]17e0a6762041d57.jpg[/img])=0', ' f″([img=13x14]17e0a6762041d57.jpg[/img])<;0', ' f′([img=13x14]17e0a6762041d57.jpg[/img])=0或f′([img=13x14]17e0a6762041d57.jpg[/img])不存在', ' f′([img=13x14]17e0a6762041d57.jpg[/img])=0,f″([img=13x14]17e0a6762041d57.jpg[/img])<;0'], 'type': 102}
- 若[img=13x14]17e0a6762041d57.jpg[/img]为极值点,则[img=64x21]17e0a6804ec8a49.jpg[/img]
- 若[img=64x21]17e0a6804ec8a49.jpg[/img],则[img=13x14]17e0a6762041d57.jpg[/img]为极值点
- 若函数[img=28x19]17e0a67617718b6.jpg[/img]在点[img=13x14]17e0a6762041d57.jpg[/img]取得极值,则必有[img=65x21]17e0a77e9c637d4.jpg[/img].