Вправи: 214

214. Виконайте ділення:

1) 6x5 : 3y2 = 6x5 • 23y = bx •25 •3y = 4x5y;

2) 13x : 512x = 13x • 12x5 = 12x3x •5 = 45;

3) 15a : 335ab = 15a • 35ab3 = 35ab5a •3 = 7b3;

4) 7a2b : 14a5 = 7a2b • 514a = 7a •52b •14a = 54b;

5) 1a3b3 : 1a2b2 = 1a3b3 • a2b21 = a2b2a3b3 = 1ab;

6) 6x2y47 : 14xy535 = 6x2y47 • 3518xy5 = 6x2y4 •357 •18xy5 = 5x3y.