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高中数人教必修课件 几类不同增长的函数模型,函数,性质,y,a,x,(,a,1),y,log,a,x,(,a,1),y,x,n,(,n,0),在,(0,,,),上的增减性,增函数,增函数,增函数,增长的速度,先慢后快,先快后慢,相对平稳,图象的变化,随着,x,的增大逐渐加快增大,随着,x,的增大逐渐减慢增大,随,n,值的不同而不同,x,1,5,10,15,20,25,30,y,1,2,26,101,226,401,626,901,y,2,2,32,1 024,32 768,1.05,10,6,3.36,10,7,1.07,10,9,y,3,2,10,20,30,40,50,60,y,4,2,4.322,5.322,5.907,6.322,6.644,6.907,t,1.99,3.0,4.0,5.1,6.12,v,1.5,4.04,7.5,12,18.01,年份,/,年,2011,2012,2013,产量,/,万辆,8,18,30,x,1,3,5,7,9,11,y,1,5,135,625,1 715,3 645,6 655,y,2,5,29,245,2 189,19 685,177 149,y,3,5,6.10,6.61,6.985,7.2,7.4,甲公司,乙公司,丙公司,第,1,天,5,1,0.1,第,2,天,5,2,0.2,第,3,天,5,3,0.4,第,4,天,5,4,0.8,第,5,天,5,5,1.6,第,6,天,5,6,3.2,第,7,天,5,7,6.4,甲公司,乙公司,丙公司,第,8,天,5,8,12.8,第,9,天,5,9,25.6,第,10,天,5,10,51.2,总计,50,55,102.3,
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