兩題出不多 不會算教我一題吧

( ( 21 人的 其成績80分須由10 620 J = 570-6410 520-360 Tola Than X My= berto- & 9 =1 || 3.設n個數值資料 A1, X2, X... Kn的算術平均數為5,標準差為4, 求2x + 3, 2x + 3, 2x + 3, 2x + 3的 算術平均數為【 -M=? XtX2 +. – eX n = 1 X X (x, +X 2 + . Xn) - 3 7 n 2.高二某班 (in) - nx Oly X 【類】n個數值資料A, No man的算術平均數為12, 標準差為4, 則 . 4. e- .…. 01-04) y y = 1 / x²-4 術平均數為【 】 C-网 「Testhe sto A

求解OAQ 9-2

9. 設之二次方程式 x2 - tang + cota)x+1=0有一2+v3,試求下列 ,,,。 各式之值: - (1) sin 0.cos e (2) sine + cos9 (3) sin?6+ cos? 9 1 + + I (1)-1; (2)+5+ : (3) +36]

求解 🙇🏻‍♂️

人 running Tace starts at point 4 and finishes point on the concrete path such that GL 4C 三4km. If the running speeds of Lily a and 2m/s on the sand, can she finish the Ta Explain your answer.

The sum rule 大家都翻成什麼

請問第30題有哪個大神會算嗎🙇🙇

構逐段討論。 》 導砂數定義 二 還 六 value func- Find the derivative of the functaon 弘噴 多著凶 還0 )29 Y 同

不懂為什麼最後一個y的平方是二分之一（答案A)

which ofthe following expressions is equivalent to the 遇 )0? 了 六 計 3 入 ol B. 24x2y7.2 2了 KRY 汪 史 C. yV16x2+2y6 憑 名全 品 5 汐 2 3 和結還人62ZOZIIRBI2

第五題的答案對了，但是我不確定過程有沒有錯，拜託各位幫我看一下🙏🙏🙏

0一2 5小南每天搭公車上學,傘家裡到學校共有3條不同公車路線可以選擇。小南想要安排從通(XV=(GSV 下 -到週五共五天上學的搭車計畫。小南每天只會沁 “條路線搭乘,日五天內每 條路線至 _ \ : 少搭乘一次。根據上述規則,小南這五天共有幾種不同的搭車計畫? 7 | C2ctc3z2 0 (1) 90 (2) 150 (8020 24 Ge 6.。”設2為正數,己知直線方程點OTHER 人人 222sX2\ 2 若此山條直線所圍成的平行過邊形面積為V10 。則此平行四相形周長的 最小值為下列哪一選項 ?

想問12題，答案是let但三另外三個不也是使役動嗎

(A) K1JS (B) are killing (C) are killed (D have kiuled ( 入 Michael Phelps, as __,fulfilled his goal of winning eigmt gold medqals In the2008 Olympics. (A) had been expected (B) has been expected (C) has expected (D) had expected ( 》五 Tom was very 11 a week ago, but now he healthy. We are amazed by his qulck recovery. 3 〔【96 學測】 Jikes (B) 吧 like (C) looks looks after 於 了 teach me what you have in your heart that you So generous. A) makes (B) lets (CKenables (D) has 【97 學測】 3 財! hope 1hat there no war in the world and that all people live in peace and harmony With each other. | 【98% 學測】 (B B) willl be (C) has (D) have Still. and horse-drawn 【99 學測】 (A) are ) 4#_ n Bekojl ( 衣索比亞的小鎮), time almost carts outnumber motor Vehicles. 人 和人 抽信全 人和) ee (CO S1tS

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五、綜合測驗:10% When we think of sleepi Jaying our heads ori big ftuffy pillows and lying under niee warm bl ,SjJeep in very different places. Sea otters, for instan' 2. don't drown. When giraffes get their forty Winks, tbey are water and _2. use fheir hips as a pillow. And some creatures, like the Alpine swWift, can even doze 0 | while in 各ght! These every year On these extremely 1ong 和ights, they stay in the Sky _5 , We prob: migratory birds trayel thousand ably picture a nice comtortable bed. We imagine ankets. Most antmals, ce, sleep on their backs in the | 蟬 人G | js of kilometers between continents Weeks and even months at a time. One Swiss study in 2013 showed that Alpine sSWitts remain in the air for even 1onger than we imagined. Special sensors w be measured at all timmes. The research team found that tte Jocafion and speed _6. swifts could cover up to 10,000 km and go as long as 200 days 和hatAlpine swWifts don't sleep atall during these flights Tecently. 9. Some 8 many ag nakes fhem some Of the coolest sleepers Juffier一piows Or clouds? ( ) 1L.(A) therefore ( ) 2.(A) otherwise )訪3(0a9l ) 4.(A)amazZe ) 5.(A) Within 0 must ree that they are capable oF getting 所 least some Shut- ere_ attached to SiX birds so that their Vanding! eye up in the Sky. This 10._. It also makes you Wonder which 3 (B) however (0C) fortunately (D) miraculousiy (B) thus (C) theretore (D)yet (B) sure (C) about (D) goimg (B) amazes (C) amazg (D) amazew (B) during (C) for (D) on (B) might (C) should (D)wil

求解。句子我不太會(;´༎ຶД༎ຶ`)

(和 上Lesson 3 -、詞類變化:10% 一六弛 The children stared at the mag gieian in took arabbit from his hat suddenly. 影 (amaziangy When he The wonderful scene i 和 scenery in the countryside G y 5 Ympressivey S me so much thatI will never forget it 3. It takes some 一(seientist knowledge and crYeattviy to Invent something like an electronie pet 4. Wendy likes to go to the ice cream store, for there are (variety) flavors of ice cream to choose from.- 1 5. The (average) age of the workers in this company is about 2 thirty-five, so you are probably the youngestone here. 句型練習 :20% +fYV+wh- (+ S$)+V”句型來改寫以下句衛。 (3) 9 2 Why did Rachel leave Eric Without saying a Word? Eric was Wondering, (3%9) 今 When will Peter's birthday party be held? His friends are not sure (40%) 3 -光2 ) 用“im order (mo0 6 V句型來合併以人二 ]. Tom works day and night. He can support his family. (3%) 當 0, 2. Jane spends some time exercising. She Wants to Stay fit. (3%6) the tratn. (406) tim1ss 3. You had better get Out ofthe house early. You Wontim 信 翻譯:15% (1至3一格1分)4至5是人多 dam 討厭某些蔬菜 ; 例如, 1 _gXQp he hates lettt 9 Y dam hates certaln vegetables; 0