初一数学下册平方差公式专项练习 62Word文件下载.docx
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初一数学下册平方差公式专项练习 62Word文件下载.docx
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(x+8y)(x-8y)(9mn-3n)(9mn+3n)
(y+6z)(y-6z)(-6x-5y)(-6x+5y)
(7x+5)(7x-5)(7x-y)(7x+y)
(-8x+5)(-8x-5)(9a-2b)(9a+2b)
(9-9a)(9+9a)(0.8x+0.6)(0.8x-0.6)
(9m-5n)(9m+5n)-7n2(-8k+2)(-8k-2)
(8x+8)(8x-8)(7x-5y)(7x+5y)
(1+10x)(1-10x)7x2+(y+5x)(y-5x)
(7-6a)(7+6a)(0.2x+0.4)(0.2x-0.4)
(a+9)(a-9)(x+3)(x-3)(x2+9)
(ab+8)(ab-8)(a+7)(a-7)(a2+49)
(-6m-2n)(-6m+2n)(an+3b)(an-3b)
(x+3y)(x-3y)(3mn-5n)(3mn+5n)
(y+6z)(y-6z)(-5x-5y)(-5x+5y)
(7x+8)(7x-8)(5x-7y)(5x+7y)
(-2x+4)(-2x-4)(4a-b)(4a+b)
(5-7a)(5+7a)(0.3x+0.2)(0.3x-0.2)
(8m-3n)(8m+3n)-8n2(-4k+3)(-4k-3)
(9x+5)(9x-5)(9x-y)(9x+y)
(10+7x)(10-7x)4x2-(y+5x)(y-5x)
(3-9a)(3+9a)(0.2x+0.7)(0.2x-0.7)
(a+4)(a-4)(x+9)(x-9)(x2+81)
(ab+1)(ab-1)(a+6)(a-6)(a2+36)
(-8m-n)(-8m+n)(an+7b)(an-7b)
(x+5y)(x-5y)(8mn-n)(8mn+n)
(y+3z)(y-3z)(-5x-3y)(-5x+3y)
(2x+5)(2x-5)(4x-4y)(4x+4y)
(-8x+5)(-8x-5)(8a-4b)(8a+4b)
(6-7a)(6+7a)(0.9x+0.3)(0.9x-0.3)
(9m-2n)(9m+2n)-6n2(-6k+5)(-6k-5)
(x+1)(x-1)(4x-3y)(4x+3y)
(8+4x)(8-4x)3x2-(y+4x)(y-4x)
(1-6a)(1+6a)(0.3x+0.5)(0.3x-0.5)
(a+4)(a-4)(x+1)(x-1)(x2+1)
(ab+6)(ab-6)(a+9)(a-9)(a2+81)
(-5m-5n)(-5m+5n)(an+5b)(an-5b)
(x+7y)(x-7y)(mn-4n)(mn+4n)
(y+6z)(y-6z)(-7x-y)(-7x+y)
(9x+5)(9x-5)(8x-3y)(8x+3y)
(-5x+2)(-5x-2)(7a-2b)(7a+2b)
(3-4a)(3+4a)(0.7x+0.2)(0.7x-0.2)
(5m-3n)(5m+3n)-4n2(-9k+9)(-9k-9)
(x+2)(x-2)(3x-9y)(3x+9y)
(8+9x)(8-9x)3x2+(y+4x)(y-4x)
(5-9a)(5+9a)(0.1x+0.2)(0.1x-0.2)
(a+5)(a-5)(x+8)(x-8)(x2+64)
(ab+6)(ab-6)(a+5)(a-5)(a2+25)
(-4m-2n)(-4m+2n)(an+6b)(an-6b)
(x+6y)(x-6y)(9mn-3n)(9mn+3n)
(y+3z)(y-3z)(-x-5y)(-x+5y)
(2x+4)(2x-4)(2x-3y)(2x+3y)
(-8x+7)(-8x-7)(4a-b)(4a+b)
(7-9a)(7+9a)(0.2x+0.8)(0.2x-0.8)
(6m-3n)(6m+3n)+7n2(-9k+4)(-9k-4)
(5x+1)(5x-1)(7x-3y)(7x+3y)
(4+4x)(4-4x)2x2+(y+6x)(y-6x)
(10-4a)(10+4a)(0.5x+0.1)(0.5x-0.1)
(a+3)(a-3)(x+9)(x-9)(x2+81)
(ab+3)(ab-3)(a+9)(a-9)(a2+81)
(-4m-3n)(-4m+3n)(an+6b)(an-6b)
(x+4y)(x-4y)(7mn-4n)(7mn+4n)
(y+8z)(y-8z)(-5x-y)(-5x+y)
(2x+5)(2x-5)(7x-2y)(7x+2y)
(-5x+3)(-5x-3)(2a-3b)(2a+3b)
(3-8a)(3+8a)(0.5x+0.7)(0.5x-0.7)
(8m-5n)(8m+5n)-4n2(-4k+1)(-4k-1)
(8x+1)(8x-1)(3x-y)(3x+y)
(2+4x)(2-4x)9x2-(y+3x)(y-3x)
(9-a)(9+a)(0.7x+0.9)(0.7x-0.9)
(a+1)(a-1)(x+6)(x-6)(x2+36)
(ab+7)(ab-7)(a+7)(a-7)(a2+49)
(-8m-4n)(-8m+4n)(an+b)(an-b)
(y+7z)(y-7z)(-x-3y)(-x+3y)
(7x+9)(7x-9)(8x-y)(8x+y)
(-9x+8)(-9x-8)(9a-2b)(9a+2b)
(5-8a)(5+8a)(0.8x+0.5)(0.8x-0.5)
(2m-5n)(2m+5n)+7n2(-8k+9)(-8k-9)
(7x+4)(7x-4)(4x-7y)(4x+7y)
(7+8x)(7-8x)9x2-(y+5x)(y-5x)
(2-a)(2+a)(0.3x+0.9)(0.3x-0.9)
(a+9)(a-9)(x+7)(x-7)(x2+49)
(ab+7)(ab-7)(a+3)(a-3)(a2+9)
(-5m-4n)(-5m+4n)(an+2b)(an-2b)
(x+8y)(x-8y)(6mn-5n)(6mn+5n)
(y+2z)(y-2z)(-x-2y)(-x+2y)
(4x+8)(4x-8)(x-7y)(x+7y)
(-9x+4)(-9x-4)(7a-5b)(7a+5b)
(6-6a)(6+6a)(0.1x+0.5)(0.1x-0.5)
(6m-2n)(6m+2n)-7n2(-4k+3)(-4k-3)
(4x+10)(4x-10)(7x-8y)(7x+8y)
(5+4x)(5-4x)3x2-(y+6x)(y-6x)
(10-4a)(10+4a)(0.8x+0.8)(0.8x-0.8)
(a+3)(a-3)(x+2)(x-2)(x2+4)
(ab+6)(ab-6)(a+3)(a-3)(a2+9)
(y+4z)(y-4z)(-7x-5y)(-7x+5y)
(8x+5)(8x-5)(9x-2y)(9x+2y)
(-2x+1)(-2x-1)(7a-5b)(7a+5b)
(4-a)(4+a)(0.1x+0.7)(0.1x-0.7)
(4m-4n)(4m+4n)+7n2(-7k+10)(-7k-10)
(6x+9)(6x-9)(4x-4y)(4x+4y)
(10+7x)(10-7x)2x2-(y+5x)(y-5x)
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