Mathematics
Senior High
Resolved
この部分の変形がよく分からないです
解説お願いします
3 次の方程式を解け。
(1) 2*=32x-1
(1) 底2の対数をとると
X = (2x-1) 10/23
2
(2log23-1) x = log₂=
3
210/₂3-1708) X=
(2) 底ちの対数をとると
2x = (+2) log53
(2) 52x=3x+2
1o%23
210/23-1
(2-1085 3³ ) X = 210253³
2-102₂3+0+1 X=
210953
2-10953
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