完整)因式分解-十字相乘法练习题(含答案),推荐文档.pdf

该【完整)因式分解-十字相乘法练习题(含答案),推荐文档 】是由【青山代下】上传分享，文档一共【9】页，该文档可以免费在线阅读，需要了解更多关于【完整)因式分解-十字相乘法练习题(含答案),推荐文档 】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。:..)因式分解-十字相乘法练****题(含答案),)$x^2+3x+2$2)$x^2-7x+6$3)$x^2-4x-21$4)$x^2+2x-15$5)$x^4+6x^2+8$6)$(a+b)^2-4(a+b)+3$7)$x^2-3xy+2y^2$8)$x^4-3x^3-28x^2$9)$x^2+4x+3$10)$a^2+7a+10$11)$y^2-7y+12$12)$q^2-6q+8$13)$x^2+x-20$14)$m^2+7m-18$15)$p^2-5p-36$:..17)$x^4-x^2-20$18)$a^2x^2+7ax-8$19)$a^2-9ab+14b^2$20)$x^2+11xy+18y^2$21)$x^2y^2-5x^2y-6x^2$22)$-a^3-4a^2+12a$23)$3x^2+11x+10$24)$2x^2-7x+3$25)$6x^2-7x-5$26)$5x^2+6xy-8y^2$27)$2x^2+15x+7$28)$3a^2-8a+4$29)$5x^2+7x-6$30)$5a^2b^2+23ab-10$31)$3a^2b^2-17abxy+10x^2y^2$32)$4x^4y^2-5x^2y^2-9y^2$33)$4n^2+4n-15$34)$6l^2+l-35$35)$10x^2-21xy+2y^2$:..37)$(x^2+5x+3)(x^2+5x-2)-6$38)$(x-1)(x+2)(x-3)(x+4)+24$39)$a^2-7a+6$40)$8x^2+6x-35$41)$18x^2-21x+5$42)$20-9y-20y^2$43)$2x^2+3x+1$44)$2y^2+y-6$45)$6x^2-13x+6$46)$3a^2-7a-6$47)$6x^2-11x+3$48)$4m^2+8m+3$49)$10x^2-21x+2$50)$8m^2-22m+15$51)$4n^2+4n-15$52)$6a^2+a-35$53)$5x^2-8x-13$54)$4x^2+15x+9$55)$15x^2+x-2$:..57)$2(a+b)^2+(a+b)(a-b)-6(a-b)^2$58)$7(x-1)^2+4(x-1)-20$1)$(x+1)(x+2)$2)$(x-1)(x-6)$3)$(x+3)(x-7)$4)$(x-3)(x+5)$5)$(x^2+4)(x+2)(x-2)$6)$(a+b-1)(a+b-3)$7)$(x-y)(x-2y)$8)$x^2(x-7)(x+4)$9)$(x+1)(x+3)$10)$(a+5)(a+2)$11)$(y-4)(y-3)$12)$(q-4)(q-2)$13)$(x-4)(x+5)$14)$(m+9)(m-2)$15)$(p-9)(p+4)$:..17)$(x^2-5)(x^2+4)$18)$(ax-1)(ax+8)$19)$(a-2b)(a-7b)$20)$(x+2y)(x+9y)$21)$x^2(y-6)(y+1)$22)$-a(a-3)(a-4)$23)$(x+1)(3x+10)$24)$(2x-1)(x-3)$25)$(3x-5)(2x+1)$26)$(x-2y)(5x+4y)$27)$(2x+1)(x+7)$28)$(a-1)(3a-4)$29)$(5x-2)(x+3)$30)$(5ab-2)(a+5b)$31)$(3ab-2xy)(ab-5xy)$32)$(2x^2y-3y)(2x^2y+3y)$33)$(2n-3)(2n+5)$34)$(3l+5)(2l-7)$35)$(5x-2y)(2x-y)$:..37)$(x^2+5x-2)^2-9$38)$(x^2-x-6)(x^2+x+2)+24$39)$(a-6)(a-1)$40)$(4x-7)(2x+5)$41)$(3x-1)(6x-5)$42)$-(2y+5)(2y-1)$43)$(x+1)(2x+1)$44)$(2y-3)(y+2)$45)$(2x-3)(3x-2)$46)$(a-3)(3a+2)$47)$(2x-1)(3x-3)$48)$(2m+1)(2m+3)$49)$(5x-2)(2x-1)$50)$(2m-3)(4m-5)$51)$(2n-3)(2n+5)$52)$(2a-7)(3a+5)$53)$(5x+1)(x-13)$54)$(2x+3)(2x+3)$55)$(5x-1)(3x+2)$:..57)$(3a-b+2)^2$58)$7(x-1)^2+8(x-1)-13$(x+4)(x-7)2.(x+1)(x+3)3.(a+2)(a+5)4.(y-3)(y-4)5.(q-2)(q-4)6.(x-4)(x+5)7.(m-2)(m+9)8.(p+4)(p-9)9.(t+2)(t-4)10.(x2+4)(x2-5)11.(ax-1)(ax+8)12.(a-2b)(a-7b)13.(x+2y)(x+9y)(y+1)(y-6)15.-a(a-2)(a+6)16.(x+2)(3x+5)17.(x-3)(2x-1):..19.(x+2y)(5x-4y)20.(2x+1)(x+7)21.(a-2)(3a-2)22.(x+2)(5x-3)23.(5ab-2)(ab+5)24.(3ab-2xy)(ab-5xy)(x2+1)(2x+3)(2x-3)26.(2m-3n)(2m+5n)27.(2l+5)(3l-7)28.(10x-y)(x-2y)29.(2m-3n)(4m-5n)30.(x+1)(x+4)(x2+5x-3)31.(x-3)(x+2)(x2+x-8)32.(a-6)(a-1)33.(2x+5)(4x-7)34.(3x-1)(6x-5)35.-(4y-5)(5y+4)36.(x+1)(2x+1)37.(y+2)(2y-3):..39.(a-3)(3a+2)40.(2x-3)(3x-1)41.(2m+1)(2m+3)42.(x-2)(10x-1)43.(2m-3)(4m-5)