B.1 12 (b+3)² =
2 (5z-1)2
=
3) (7+ 4 k) ² =
41a-B)
5) (0,5c²70, id*)² =
y (6 m² + ...) = ...t ... + 162²;
(... - St) ² = 46²
2-4k ... +
8(... - ...) 2 = 81c² - 72 c d en
x² + 4- (x-2) 2 -
S
9x​

19nadoeloikat1niki    2   03.12.2020 18:19    0