Ответы на вопрос:
1) 4^(2 - log4_5)= 4^2 * 4^(-log4_5) = 16*(4^log4_5)^-1= =16* 4^(5)^-1= 15*1/5 = 16/5 = 3,2. 2)5^(log5_10 - 2) = 5^log5_10 * 5^(-2) = 10 - 1/25 = 10-0,04= 9,96. 3)2^(2log2_5+ log2_3) = 2^(2log2_5) * 2^(log2_3) = 2^(log2_25) * 3 = 25*3 = 75
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