Mathematics
Senior High
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4step 数‖ 対数 354(3)
模範解答の、丸で囲んである式は1/7500になるんじゃないんですか?なのになぜ5の4乗分の1になるんですか?
(1) 10g82+10g8 32
*(3) 3logs 12-logs 300-2logs 60
(3) = log;
1230 log5 1
gol
300 × 602
= log55-=-4
54 201
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