µo¥¬ªÌ | ¤º®e¦C |
linian Home away from home
µù¥U¤é: 2005-11-07 µoªí¼Æ: 292
| 2006¦Ê¥@¬×°ê¤G(2) | | ²Ä¤G¸`²Ä11ÃD Y¦h¶µ¦¡A°£¥H(x-b)(x-c)¡B(x-c)(x-a)¡B(x-a)(x-b)ªº¾l¦¡¤À§O¬°3x-1¡Bx+1¡B2x+3¡A «h¦h¶µ¦¡A°£¥H(x-a)(x-b)(x-c)ªº¾l¦¡¬°___________ _________________ KH~~ ÆùÇUªÅÆòÇKÇQÆö¥@¬ÉÇN ˦Çq•MÆõ³õ©ÒÇV ¤@ºüÇGÇO«HÆþÇMÆêÇeÇ@
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2006-08-27 07:46 | |
David Just can't stay away
µù¥U¤é: 2006-04-09 µoªí¼Æ: 101
| Re: 2006¦Ê¥@¬×°ê¤G(2) | | ¥OA=f(x) f(x)=(x-b)(x-c)h(x)+3x-1 =(x-c)(x-a)g(x)+x+1 =(x-a)(x-b)m(x)+2x+3 =(x-a)(x-b)(x-c)n(x)+px^2+qx+r
f(a)=a+1=2a+3=pa^2+qa+r f(b)=3b-1=2b+3=pb^2+qb+r f(c)=3c-1=c+1=pc^2+qc+r
©Ò¥Ha=-2,b=4,c=1,p=1/3,q=4/3,r=1/3 A°£¥H(x-a)(x-b)(x-c)ªº¾l¦¡¬°1/3x^2+4/3x+1/3 |
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2006-08-27 22:32 | |
84927 Home away from home
µù¥U¤é: 2006-08-18 µoªí¼Æ: 245 ¬P»Ú¥~¤ÓªÅ
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2006-08-28 12:38 | |
linian Home away from home
µù¥U¤é: 2005-11-07 µoªí¼Æ: 292
| Re: 2006¦Ê¥@¬×°ê¤G(2) | | ¤Þ¤å:
David ¼g¹D: ¥OA=f(x) f(x)=(x-b)(x-c)h(x)+3x-1 =(x-c)(x-a)g(x)+x+1 =(x-a)(x-b)m(x)+2x+3 =(x-a)(x-b)(x-c)n(x)+px^2+qx+r
f(a)=a+1=2a+3=pa^2+qa+r f(b)=3b-1=2b+3=pb^2+qb+r f(c)=3c-1=c+1=pc^2+qc+r
©Ò¥Ha=-2,b=4,c=1,p=1/3,q=4/3,r=1/3 A°£¥H(x-a)(x-b)(x-c)ªº¾l¦¡¬°1/3x^2+4/3x+1/3
¥i¥H¸ÑÄÀ¤@¤U¬°¤°»ò¶Ü?? _________________ KH~~ ÆùÇUªÅÆòÇKÇQÆö¥@¬ÉÇN ˦Çq•MÆõ³õ©ÒÇV ¤@ºüÇGÇO«HÆþÇMÆêÇeÇ@
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2006-08-28 16:59 | |