相关AR的文学知识

已知函数=(aR).(1)当时,*函数只有一个零点;(2)若函数在区间(1,+)上是减函数,求实数a的取值范...

已知函数=(aR).(1)当时,*函数只有一个零点;(2)若函数在区间(1,+)上是减函数,求实数a的取值范...

问题详情:已知函数=(aR).(1)当时,*函数只有一个零点;(2)若函数在区间(1,+)上是减函数,求实数a的取值范围.【回答】解:(1)当,其定义域是(0,+)∴令∵x>0∴舍去当0<x<1时,∴函数上单调递增,在区间(1,+)上单调递减。当x=1时,的取得最大值,其值为当时,∴...

thus ar造句

thus ar造句

HadIknownheartsthusarefettered.Wehavethusarrivedattheveryimportanttheorem.Intheirviewthetreatyorganizationisself-appointedandthusarbitrary,secretiveinitsmeetingsandthusarrogant....

AR-15造句

AR-15造句

Inthevideo,though,Owens,carryingtheAR-15,backstheABCcrewawayfromanelephantasitmock-charges,andsays,“Wedon'twanttoenduphavingtoshoother.尽管如此,在录像带中,在一头大象准备佯攻摄制组时,欧文斯挥舞着着AR-15...