式の展開３

[0]9( X +12 )( X -2)=

9X2 +90X -216

[1]2( X -11 )( X +13)=

2X2 +4X -286

[2]2( X +2 )( X -13)=

2X2 -22X -52

[3]6( X +11 )( X -10)=

6X2 +6X -660

[4]6( X +11 )( X -6)=

6X2 +30X -396

[5]4( X +12 )( X -11)=

4X2 +4X -528

[6]2( X -3 )( X -7)=

2X2 -20X +42

[7]9( X +2 )( X -9)=

9X2 -63X -162

[8]2( X +4 )( X -11)=

2X2 -14X -88

[9]8( X +13 )( X -10)=

8X2 +24X -1040



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