Download - 课程标准普通高中 实验教材数学 1( 苏教版 ) 教学建议
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1()
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1 I ()
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1 (1)(Venn) (2) (3)
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2(1) (2) (3)
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(1) i)
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??aBABaB?
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(1) ii)() (1o)
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(2o) 5 {x|0x5}
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(3o)
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(4o){x|x0xR} {x|x}{x|x0} {}
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(5o)NNNZQR {}
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(2) () 1() 2
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(2)ABCAB BC AC
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(3) Venn
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Venn U{x|1x10xN}AB{1235}UAB{79}U(AB){10}A_________B__________
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12357910U468 U{x|1x10xN}AB{1235}UAB{79}U(AB){10}A________________________B_______________________1234568123579
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1714()
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{x|x}{x|x}{x|x170cm}{x|x}{x|x}{x|x}{x|x}{x|x}{}{x|x2007312}{x|x}({x|x}){}
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1I I
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2() (1) (2) (3) (4) (5) (6)
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(1) () () ()
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(1)
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(2)ABfAxByAB(function)yf (x)xAf (x)2x1 xR
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f(x)2x1, xR1
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f(x)2x1, xR1
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f(x)2x1, xR
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f(x)2x1, xR
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(3)x
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(4)
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yaxbyax2bxc
y y
yax yloga(mxn)
ysinxycosx
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yaxbyax2bxc yax ysinxycosx
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(5)
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(2) () ()
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()() ()()
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24
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xyyx
y eq \f(x,1x)(x0)
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[414]t
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f(t)t[024][414]t
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441424Of(t)t[024]t
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f(t)t[024][414]t1t2t1t212 f(t)[414][414]f(t)
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(3)
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(4)
a0b0stZ
asatas eq \s\do2()tasatas eq \s\do2()t
(as)tast
(ab)tatbt( eq \f(a,b))t eq \f(at,bt)
x01(x0)
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nN( eq \r(n,a))n eq \r(n,an)
( eq \r(n,a))na
n eq \r(n,an)a
n eq \r(n,an)|a| eq \b\lc\{(\a\al(aa0,aa0))
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(4) 14C
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yax
a
y
y
x
O
1
x
O
1
(1)R
(2)(0)
(3)(0,1)x0y1
(4)R (4)R
a1 0a1
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3 y2x(1) y2x2 (2) y2x2
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(4) 4 184
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5 arxy(1)x(2)10002.25%5 6 200020027.8200020102000()
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6
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(5) abNlogaNba b N
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abN logaNb
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amanamn
eq \f(am,an)amn
(am)namn
loga(MN)logaMlogaN
loga eq \f(M,N)logaMlogaN
logaMnnlogaM
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6 log35
tlog353t5
lg3tlg5
tlg3lg5
t eq \f(lg5,lg3)
log35 eq \f(lg5,lg3)
logaN eq \f(logcN,logca)
a0a1
N0c0c1
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8 GDP20009
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(5) yaxylogax(a0a1)
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121y()x() y2x
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x()y() xlog2yxy2 ylog2x ylog2xy2x
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yaxylogax(a0a1)y2xylog2xy10xylgx
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y2xylog2x y( )xylog x
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a1 0a1
(4)(0) (4)(0) (1)(0)(2)R()(3)(10)x=1y=0
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(6) yxyx2yx3y yx 5
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55
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(7) x3axb0 axbxc0 lgxbxc0
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f(x)ax2bxcf(p)f(q)0(pq)f(x)0x0(pq)
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x3axb0 axbxc0 lgxbxc0 1 x3 axb axbxc lgxbxc
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2f(x)g(x)f(x)g(x)f(x)g(x)f(x)g(x) 3f(x)g(x)f(x)g(x)
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(8)
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1 20030005000C()P()R()L()x()
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2 T0tTTTa(T0Ta) eq \b\bc\((\f(1,2)) eq \s\up6(\f(t,h))Tah
88C24C40C20min35C
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3 f(x)Mf(x)Mf(x)f(x1)f(x)100x(xN*)R(x)3000x20x2()C(x)500x4000()
(1)L(x)ML(x)
(2)L(x)ML(x)
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4 551060ABCD(500g)S(t)()t()620
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(9)32-3
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70160
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18
160
140
120
100
80
0 20 40 60 80 100 120 140 160 180 200(1)A BC D(2)200
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A
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B 18
160
140
120
100
80
0 20 40 60 80 100 120 140 160 180 200
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yax2bxc(x0)(40120)(80100)(12090)
eq \b\lc\{(\a\al(1600a40bc120,6400a80bc100,14400a120bc90))
eq \b\lc\{(\a\al(a\f(1,320),b\f(7,8),c150))
y eq \f(1,320)x2 eq \f(7,8)x150(x0)
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y eq \f(1,320)x2 eq \f(7,8)x150 eq \f(1,320)(x140)2 eq \f(355,4)x140140
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C
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y8070
yabxc(x0)(40120)(80100)(12090)
eq \b\lc\{(\a\al(ab40c120,ab80c100,ab120c90)) eq \b\lc\{(\a\al(a80,b40\f(1,2),c80))
y80( eq \f(1,2)) eq \s \up6(\f(x,40))80(x0)
x160y85
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C
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y6070
y eq \f(a,xb)c(x0)(40120)(80100)(12090)
eq \b\lc\{(\a\al(\f(a,40b)c120,\f(a,80b)c100,\f(a,120b)c90)) eq \b\lc\{(\a\al(a4800,b40,c60))
y eq \f(4800,x40)60(x0)
x160y84
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18714407080
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R2
(2)y80( eq \f(1,2)) eq \s \up6(\f(x,40))80(x0)
x200y83
20083
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(10) 1 2 3
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!