å å¼å解3a3b2cï¼6a2b2c2ï¼9ab2c3ï¼3ab^2 c(a^2-2ac+3c^2) å å¼å解xyï¼6ï¼2xï¼3yï¼(x-3)(y-2)å å¼å解x2(xï¼y)ï¼y2(yï¼x)ï¼(x+y)(x-y)^2 å å¼å解2x2ï¼(aï¼2b)xï¼abï¼(2x-a)(x+b)å å¼å解a4ï¼9a2b2ï¼a^2(a+3b)(a-3b)è¥å·²ç¥x3ï¼3x2ï¼4å«æxï¼1çå å¼ï¼è¯å解x3ï¼3x2ï¼4ï¼(x-1)(x+2)^2 å å¼å解ab(x2ï¼y2)ï¼xy(a2ï¼b2)ï¼(ay+bx)(ax-by) å å¼å解(xï¼y)(aï¼bï¼c)ï¼(xï¼y)(bï¼cï¼a)ï¼2y(a-b-c) å å¼å解a2ï¼aï¼b2ï¼bï¼(a+b)(a-b-1) å å¼å解(3aï¼b)2ï¼4(3aï¼b)(aï¼3b)ï¼4(aï¼3b)2ï¼[3a-b-2(a+3b)]^2=(a-7b)^2 å å¼å解(aï¼3)2ï¼6(aï¼3)ï¼(a+3)(a-3) å å¼å解(xï¼1)2(xï¼2)ï¼(xï¼1)(xï¼2)2ï¼-(x+1)(x+2) abcï¼abï¼4aï¼a(bc+b-4) 16x2ï¼81ï¼(4x+9)(4x-9) 9x2ï¼30xï¼25ï¼(3x-5)^2 x2ï¼7xï¼30ï¼(x-10)(x+3)å å¼å解x2ï¼25ï¼(x+5)(x-5) å å¼å解x2ï¼20xï¼100ï¼(x-10)^2 å å¼å解x2ï¼4xï¼3ï¼(x+1)(x+3) å å¼å解4x2ï¼12xï¼5ï¼(2x-1)(2x-5) 3ax2ï¼6axï¼3ax(x-2)x(xï¼2)ï¼xï¼x(x+1) x2ï¼4xï¼axï¼4aï¼(x-4)(x-a) 25x2ï¼49ï¼(5x-9)(5x+9) 36x2ï¼60xï¼25ï¼(6x-5)^2 4x2ï¼12xï¼9ï¼(2x+3)^2 x2ï¼9xï¼18ï¼(x-3)(x-6) 2x2ï¼5xï¼3ï¼(x-3)(2x+1) 12x2ï¼50xï¼8ï¼2(6x-1)(x-4) å å¼å解(xï¼2)(xï¼3)ï¼(xï¼2)(xï¼4)ï¼(x+2)(2x-1) å å¼å解2ax2ï¼3xï¼2axï¼3ï¼ (x+1)(2ax-3) å å¼å解9x2ï¼66xï¼121ï¼(3x-11)^2 å å¼å解8ï¼2x2ï¼2(2+x)(2-x) å å¼å解x2ï¼xï¼14 ï¼æ´æ°å
æ æ³å解 å å¼å解9x2ï¼30xï¼25ï¼(3x-5)^2 å å¼å解ï¼20x2ï¼9xï¼20ï¼(-4x+5)(5x+4) å å¼å解12x2ï¼29xï¼15ï¼(4x-3)(3x-5) å å¼å解36x2ï¼39xï¼9ï¼3(3x+1)(4x+3)å å¼å解21x2ï¼31xï¼22ï¼(21x+11)(x-2) å å¼å解9x4ï¼35x2ï¼4ï¼(9x^2+1)(x+2)(x-2) å å¼å解(2xï¼1)(xï¼1)ï¼(2xï¼1)(xï¼3)ï¼2(x-1)(2x+1) å å¼å解2ax2ï¼3xï¼2axï¼3ï¼(x+1)(2ax-3)å å¼å解x(yï¼2)ï¼xï¼yï¼1ï¼(x-1)(y+1) å å¼å解(x2ï¼3x)ï¼(xï¼3)2ï¼(x-3)(2x-3) å å¼å解9x2ï¼66xï¼121ï¼(3x-11)^2 å å¼å解8ï¼2x2ï¼2(2-x)(2+x) å å¼å解x4ï¼1ï¼(x-1)(x+1)(x^2+1) å å¼å解x2ï¼4xï¼xyï¼2yï¼4ï¼(x+2)(x-y+2)å å¼å解4x2ï¼12xï¼5ï¼(2x-1)(2x-5) å å¼å解21x2ï¼31xï¼22ï¼(21x+11)(x-2) å å¼å解4x2ï¼4xyï¼y2ï¼4xï¼2yï¼3ï¼(2x+y-3)(2x+y+1)å å¼å解9x5ï¼35x3ï¼4xï¼x(9x^2+1)(x+2)(x-2) 3x2ï¼6xï¼3x(x-2) 49x2ï¼25ï¼(7x+5)(7x-5) 6x2ï¼13xï¼5ï¼(2x-1)(3x-5) x2ï¼2ï¼3xï¼(x-1)(x-2) 12x2ï¼23xï¼24ï¼(3x-8)(4x+3) (xï¼6)(xï¼6)ï¼(xï¼6)ï¼(x-6)(x+5) 3(xï¼2)(xï¼5)ï¼(xï¼2)(xï¼3)ï¼2(x-6)(x+2) 9x2ï¼42xï¼49ï¼(3x+7)^2 ã x^2-x-2=(x-2)(x+1) x^2-x-6=(x-3)(x+2) 2x^2-x-3=(2x-3)(x+1) 5x^2-2x-7=(5x-7)(x+1) 20x^2+9x-20=(5x-4)(4x+5)
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