Ответ:
25r^4/4
Объяснение:
(5r^2/2)^2=5^2r^2*2/2^2 = 25r^4/4
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Ответ:
25r^4/4
Объяснение:
(5r^2/2)^2=5^2r^2*2/2^2 = 25r^4/4