December 2021 0 12 Report
Выбери верные равенства. Верных ответов: 2
(0,2a – 3b3)(0,2a + 3b3) = 0,04a2 – 9b6
0,01a2 – 100b2 = (0,1a – 10b)(0,1a – 10b)
(1,2a – 5b2 )(1,2a + 5b2 ) = 1,44a2 + 25b4
4a2 – 9b2 = (2a – 3b)(2a + 3b)​
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