因数分解_標準問題2
因数分解せよ
12x2-18x x2+2x+1 x2-4x+4 x2+24x+80 x2-10x+16 x2+x-110 x2-2x-24 x2-81因数分解せよ
ax+2a+x+2 2x2+7x+3 ax-5a-x+5 2x2-7x+5 4x2+4x+1 4x2-81 9x2-12x+4 25x2+20x+4因数分解せよ
4x2-25 9x2-12x+4 25x2+10x+1 16x2-49 9x2-y2 x2+2xy+y2 ax+3a+2x+6 ax-5x+3a-15 2x2+3x+1
6x(2x-3)
(x+1)2
(x-2)2
(x+4)(x+20)
(x-2)(x-8)
(x-10)(x+11)
(x-6)(x+4)
(x+9)(x-9)
(a+1)(x+2)
(2x+1)(x+3)
(a-1)(x-5)
(2x-5)(x-1)
(2x+1)2
(2x-9)(2x+9)
(3x-2)2
(5x+2)2
(2x+5)(2x-5)
(3x-2)2
(5x+1)2
(4x+7)(4x-7)
(3x+y)(3x-y)
(x+y)2
(a+2)(x+3)
(a-5)(x+3)
(x+1)(2x+1)