Mathematics
Senior High
📣✨ 高三|學測複習|—指數與對數.ᐟ.ᐟ.ᐟ
求解這兩題…🥹拜託了~
5. 設a為正實數且
5X
75%
927
a²
'*-a* 50
a* + a* 3
=
求a 之值.
6. 老騰為了及早籌足孩子就讀大學費用,就到銀行存一百萬元,定存年
利率為2%,每年複利計息一次,利率不變,結算時能一次領回,
(1)10 年後老騰想要領回,此時這筆基金有多少萬元? (10 分)
1.%*
(2)若本利和要達到二百萬元,至少需存幾年(計算至整數年)(10分)
(log2~0.3010, log1.02~0.0086, log1.22~0.086)
>U₂JUL
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