請問一下為什麼是最小值，答案我算得出來，只是不知道要怎麼區分最大最小值 🆘🙏

4. D 2 CA有最大值4 Go 設x,y均為正數,且+4y=16,則下列關於 logos x + logosy 的敘述何者正確? (A)有最大值4 (B有最小值4 (B)有最小值4 CO有最大值-4 (D)有最小值-4 () 已知啾咪公司連續四年的營業額成長率依序為1.2%、3.3%、12.6%、3.8% 下列哪一個選項為這四年營業額的平均成長率? 5.

想請問，上面的式子是怎麼變成下面的呢？

( (199, 5 tlog, 7> clogn 7 + rog, 5) it logs? a logns + Cloys '7) (logos) + 7

求第二題解析

十 repy (logs 4 + logar 64 ) loga 3 tlogie to logs 24 = a, Estx akk logos 2 3. % logo (2x-1)= loga (X²x+2), 2) 2 2 =

D選項的解析是原子筆字的地方！但看不太懂求解ಥ_ಥ

(5) - j7 類題] 關於指數函數或對數函數圖形的敘述,下列哪些選項是正確的? 50 Ay = 2010 的圖形恆在y= 99 的上方 (B) y = logosx y = 99 兩函數的圖形對稱於直線y = X (C) y = logyx y = log.x 兩函數的圖形對稱於x軸V (D) y = log2010 (x² - 10x +33) HOSE H X X X X=10x+33=(x+5)*828 de > y=10920) (x+ox +33) ab $/M16=(0920108>0 -最小人 ("\t分手女)/小兵在单由上 99 +E在回日日百

求解19🙏🙏

風環流影響之外,也受局部小範圍的地方風影響 , 地區局部地圖,下表為某日某種地方風系影響的起始時間 衣 淡水 | 士城 | 板橋 / 幼虱廁始時商| 09: 00 | / 二風廁始時廚 | 18: 00 | 16:00 2同 基隆 0 00 (09 00說區00 00 LOGOSSOOE 司 8 00廊語20 00 說 2了8. 觀察北部地區局部地圖與表中資料 。可研判甲風應為何者? 凶4海風 (8芯風 (Oru風 (0谷風 7攻 右王為臺北盆地內某日 PM2.5 濃度的變化示意表,由此表可研判出下 吧 f 列哪一項資訊 ? 過 同 tt喲3 中 Na 說 @侈地內 PM2.5 主要為境內汙染源,與風向無關 1較 二 器盆地內 PM2.5 主要為境外汙染源,與海風相關 同 0 (0公地內 PM2.5 主要為境外汪染源,與東北季風相關 加 (多地內 PM2.5 主要為境外汙染源,與山風相關 5 ” 右圖為南港地區某日的逐時氣溫變化圖, 而大氣溫度形成與太陽輻射與地面輻射 點 九,一日當中最高溫的時間點應落在哪一時段? 25

41，45求解析

Togos play an vital role in advertising. They are like the faces of the companies. That's why _4I one.seesa big golden Mo he or she knows at once that there is a McDonaid's restaurant around. A good logo leaves a strong impression _42 people- The logo 字 Appie Inc. is agood example. imniediatejy reminds consumers ofthe brand and its goods Secondfy, what makes a logo Stand out from fhe crowd is its _ 43 . There was atirme when Pepsi had a similar logo to its biggest rival Coca-Cola. Their sales then were 吧oormy as everyone viewed them as a copycat. The company therefore decided to change their logo to _ 44 the situation. To their satisfaction, it worked quite well. Their sales increased at fast speeds, Tast but not least, a good logo needs to be pleasing to the eye, just as _ 45 of fashion _ houses such as Chanel and Louis Vuitton. 下their Jlogos aren't appealing enough, chances are that they might lose a lot of their customers. Besides all these factors, a good Iogo should be timmeless so that it wili always be remembered. After ai], trends come and go; only classics rernain. -人已 4 (A) whenever (B) whichever (C) whoever (D) whatever 必(2 (Ato (B) on (0 at CODyin CC 43.(A) applause (B) affectiorn (C) originality (D) refreshment CC 44. (A) conduct (By declare (Creverse (D) falfill ce 69 (Aa) one (B) fbose (CCthat (D) ones

求解

人5 繼 可 3 諷 人弛 7.滿足不等式logos(tx2 14x+33)> 7的整數x 共有一 秋 32)(X20) 94 個

求19.

(7解不等式 log3x-logx3 < 0, 則x 的範圍 18.j解對數不等式 logos(Gx+1)+log0sG+3寢2+logosGr+2), 得x 的範 拿 議式) 7 27Gog ,x~2)Qog ,x+1)[log(2 店襄計 <0 。