ВЫЧЕСЛИТЕ 59^2-41^2 87^2-2*87*67+67^2 49^2-2*49*24+24^2 59^2+2*59*41+41^2 87^2-67^2 46^2+2*46*24+24^2

1-ый пример.

59^2 - 41^2 = 1800;

59 * 59 = 3481;

41 * 41 = 1681;

3481 - 1681 = 1800;

2-ой пример.

87^2 - 2 * 87 * 67 + 67^2 = 400;

87 * 87 = 7569;

67 * 67 = 4489;

2 * 87 = 174;

174 * 67 = 11 658;

7569 - 11 658 = -4089;

-4089 + 4489 = 400;

3-ий пример.

49^2 - 2 * 49 * 24 + 24^2 = 625;

49 * 49 = 2401;

24 * 24 = 576;

2 * 49 = 98;

98 * 24 = 2352;

2401 - 2352 = 49;

49 + 576 = 625;

4-ый пример.

59^2 + 2 * 59 * 41 + 41^2 = 10 000;

59 * 59 = 3481;

41 * 41 = 1681;

2 * 59 118;

118 * 41 = 4838;

3481 + 4838 = 8319;

8319 + 1681 = 10 000;

5-ый пример.

87^2 - 67^2 = 3080;

67 * 67 = 4489;

87 * 87 = 7569;

7569 - 4489 = 3080;

6-ой пример.

46^2 + 2 * 46 * 24 + 24^2 = 4900;

46 * 46 = 2116;

24 * 24 = 576;

2 * 46 = 92;

92 * 24 = 2208;

2116 + 2208 = 4324;

4324 + 576 = 4900;