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学业分层测评,阶段一,阶段二,阶段三,1/31,2/31,函数,性质,y,ax,(,a,1),y,log,ax,(,a,1),y,x,n,(,n,0),在(0,)上,增减性,增函数,增函数,增函数,图象改变,随x增大逐步与y轴平行,随x增大逐步与x轴平行,随n值不一样而不一样,3/31,4/31,5/31,6/31,函数模型增加差异,7/31,8/31,9/31,10/31,11/31,依据函数图象确定函数模型,12/31,13/31,14/31,15/31,16/31,函数模型选择,17/31,18/31,19/31,20/31,21/31,22/31,23/31,24/31,25/31,26/31,27/31,28/31,29/31,30/31,31/31,
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