Mathematics
Senior High

星印がついている2つの問題が分かりません
教えて頂けると嬉しいです

t 2 (2) log220 · log;50-(log25 +1log,4) log220 loge50 7leg225 . log24 t log Teg 5og22 1og25.2 log2100- log225 + log:8 9.5 文 (3) 1og224·log3 18- (log29+log38) log2 log22 1og23 10g29 [eg Tog22 10g て
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