嚙瘩嚙踝蕭
2011-8-15 13:36
jackson1998
嚙瘩嚙踝蕭
Simplify the following expression
嚙諉字嚙磐嚙踝蕭嚙踝蕭
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Q1 ( 1/6x - 4/3y )*( -12x - 3/7y )
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Q2 ( x[size=1]2[/size] + 1 )*( 2x[size=1]2[/size] + 3xy - 1 )
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Q3 ( 2a - 3b )*(2a[size=1]2[/size] + ab - 2b2[size=1][/size] )
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Q4 ( 2a[size=1]2[/size] - 5b [size=1])2[/size]
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Q5 ( 6a[size=1]2[/size] - 3a + 1)*( a + 1) - ( 3a[size=1]2[/size] + 4a + 2 )*( -2a )
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Q6 ( m[size=1]2[/size]/2 + 3)*( -5m ) - ( 4m[size=1]2[/size] + 2 )*( 3m/2 - 1/2 )
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Q7 ( x - 1 )*( 2x + 3 ) + ( x + 2)[size=1]2[/size]*( 3x -5 )
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Q8 ( 1/2 - 3p )*( 2p )+( 5p - 1 )*( 2p[size=1]2[/size]/3 + 3 )*( 4p )
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嚙瘩嚙磊嚙踝蕭j嚙篌嚙踝蕭嚙�!!
[[i] 嚙踝蕭嚙踝蕭嚙諒恬蕭嚙� jackson1998 嚙踝蕭 2011-8-15 13:50 嚙編嚙踝蕭 [/i]]
2011-8-15 18:00
嚙線嚙踝蕭
嚙踝蕭嚙踝蕭嚙皚
m2嚙踝蕭?
2011-8-15 18:01
jackson1998
嚙稷嚙稻 #2 嚙線嚙踝蕭 嚙踝蕭嚙踝蕭嚙締
嚙踝蕭m2?嚙誹歹蕭f2,嚙瞌d嚙磐f1嚙踝蕭
2011-8-15 18:05
嚙線嚙踝蕭
嚙稷嚙稻 #3 jackson1998 嚙踝蕭嚙踝蕭嚙締
sor :1332
睇嚙踝蕭*嚙磐^
嚙瞇嚙踝蕭嚙瘤
2011-8-15 18:06
jackson1998
嚙璀嚙諸哨蕭嚙諸呀?嚙請教我堆蕭