问题:
填空:
(1)x 2+12x+______=(x+6) 2;
(2)x 2-10x+______=(x-______) 2;
(3)x 2+8x+______=(x+______) 2.
填空:
(1)x 2+12x+______=(x+6) 2;
(2)x 2-10x+______=(x-______) 2;
(3)x 2+8x+______=(x+______) 2.
(1)x 2+12x+______=(x+6) 2;
(2)x 2-10x+______=(x-______) 2;
(3)x 2+8x+______=(x+______) 2.
参考答案: