Question

找数学题,急需关于完全平方公式因式分解的题 二十道

Answer 1

(1)(x²+1)²-4x²

(2)(2x-y)²-2(2x-y)+1

(3)(x+y)²-2(x²-y²)+(x-y)²

(4)（a+1）(a+5)+4

(5)（m²+n²）²-4m²n²

(6) x²+2x+1-y²

(7) -4x^2+12xy-9y^2

(8) 9(2a-b)^2-6(2a-b)+1

(9) -2m^3+24m^2-72m

(10) -x^4+2x^2y^2-y^4

(11) (x+y)^2+4(x-y)^2-4(x^2-y^2)

(12) (a^2+1)^2-4a^2

(13) y^n+1 -3y^n +2y^n-1

(14) (x^2+3x+4)^2 +(x^2+3x+4)-6

(15) -(x-y)^3-4(x-y)^2+12(x-y)