Ответы на вопрос:
4^(1/2log(4) 49 - log(2) 5)
log(a^k) b^n = n/k log (a) b
log a/b = log a - log b
a^log(a) b = b
1/2 log(4) 49 - log(2) 5 = log(2) 49 - log(2) 5 = log(2) 49/5
4^log(2) 49/5 = (2^2)^log(2) 49/5 = 2^log(2) (49/5)^2 = (49/5)^2
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