式の展開２

[0]	( X -13 )²=	答えｘ X² -26X +169
[1]	( X -10 )( X +6)=	答えｘ X² -4X -60
[2]	( X -4 )( X +1)=	答えｘ X² -3X -4
[3]	( X +3 )( X +10)=	答えｘ X² +13X +30
[4]	( X -13 )( X -7)=	答えｘ X² -20X +91
[5]	( X +1 )( X -13)=	答えｘ X² -12X -13
[6]	( X +9 )( X +5)=	答えｘ X² +14X +45
[7]	( X -1 )( X +12)=	答えｘ X² +11X -12
[8]	( X +2 )( X +12)=	答えｘ X² +14X +24
[9]	( X -4 )( X -12)=	答えｘ X² -16X +48

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