77 +3 1.10+2121 a'bs Given that log, a=s, log, b = s2 and log.z (8) = 3 . Write log2 as a (a,b,c>0, C+1).

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( log _{2} a=5-0 ) ( 25+5left(25^{2}right)-4 times frac{3}{7}left(5^{3}+1right) ) ( Rightarrow quad 2^{2} 25+10 s^{2}-3 s^{2} ) ( log _{2} 26={5}^{2}=1 / 2 log _{2} b=5^{2} ) ( log _{2} 6=2 s^{2}-(10 ) ( log _{c} 28=frac{2}{8^{3}+1} ) ( Rightarrow log _{c^{2}} 2^{3}=frac{2}{s^{3}+1} ) ( Rightarrow quad frac{s^{3}+1}{2}=log _{2} x^{2} ) ( Rightarrow quad frac{s^{5}+1}{2}=frac{2}{3} log _{2} c ) ( log _{20} c=frac{3}{4}left(s^{3}+1right) ) и: 어 ( log _{2}left(frac{a^{2} b^{5}}{c^{4}}right) ) ( log _{2} a^{2}+log _{2} b^{5}-log _{2} c^{4} ) ( log _{2} a+5 lg _{2} b-4 log _{2} c ) ( ln y theta cos 4 ) Teactier:

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