Ответ:
1/2
Объяснение:
(78² - 26²)/(83²+21²+21*166) = ((78-26)(78+26))/(83+21)² =
= (52*104)/104² = 1/2
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Verified answer
Ответ:
1/2
Объяснение:
(78² - 26²)/(83²+21²+21*166) = ((78-26)(78+26))/(83+21)² =
= (52*104)/104² = 1/2