靜力學 求出E, F的N, V, M 拜託了🙏

7-23. Determine the normal force, shear force, and moment at points E and F of the compound beam. Point E is located just to the left of the 800-N force. A 1200 N 800 N 400 N/m 5 3 E B C D 7 F −1.5 m―1 m2 m ►◄1 m→←–1.5 m →←−1.5 m- Prob. 7-23

這題偏微分幫幫忙了🙏

Question_10 If z is defined implicitly as a function of x and y by the equation 2x² - 3y² + z² + 6xyz = 1, then Əz ax 2z+6xy 1. 4x+6yz 2. 3. - 2z+6xy 4x+6yz 4x+6yz 2z+6xy 4x+6yz 4. - 2z+6xy

有人解得出這三題偏微分題嗎？

Question_2 1.3x4y² ex¹³ 3 3 2.4x³y³4x³y³ 3.3x4y²e 3x4y² 4.4x³y³ ex¹y³ a dy (ex²y³) =

幫我畫出正確答案

4. The cross-linking reaction of polyvinyl alcohol forms four water molecules for every B(OH)4 that cross- links two polymer chains. Given the sections of polyvinyl alcohol chains below, sketch how B(OH)4 cross-links the chains. Through what atom chain linkages are the C-C polymer backbones connected? CH CH₂ H O-H O-H H H CH₂ H-O. +B (OH)4 H H CH₂

剛開始學隱函數，想問框起來的部分是用什麼rule呢？課程裡面是說用chain rule，但我看不太懂是怎麼寫成那樣的

Example 1: Let x² + y² = 25, , find dy == dx , dx dy and the equation of the tangent at (3, 4). Solution: 2x+2y 33 dy dx = 0 dx 2x dy |+ 2y = 0 X dy m = dx dy dx\(3,4) 3 -¾³½⇒(y−4) = −²/√(x − 3). =- 4 dx dy X

求解這四個的正確命名🆘

1. Give the IUPAC name for each of the following structures. (20 points) (1) (2) (3) Br (4) ON. CH NO

請問為何go to shop的用法有錯？ 為何可以用go to shop？

Where Am I? My grandma likes to jog at the park everyday. Many people go to shop on the weekends. Many people go shop on the weekends. Many people go to the mall to shop on the weekends. V rk Shop Dine Play Jog

大一的有機化學求解🆘

+ ABY CH3 Br 1. mechanism. 2. optically active? why?

請問3-7這題的答案是什麼？🥹

1項 9 對方 基 EX3.6F=ABC+BCD+ABCD+AB'C'化簡至最簡 AB EX 上 ai 以後<50 (0 F=BC+BD+ACD " 10/ *EX37 FLABCD)=Σ (0.2.3.5.7.8.9.10.11.13.15) EX 3.1 且 r AB CD 09 01 "\ 10 方格 00 就是可 01 示出 EX "\ 然 (So 10 ☆5变权 很困难用人工化簡(字体) K-mapstoF: (A.B.C.D.E) EX . BDE AGO A=0 BC DEA= 10 09 10 X+5= (3

想問第一題 答案為什麼是A?藍綠菌應該是在真核藻類前面吧

臺灣綜合大學系統111學年度學士班轉學生聯合招生考試試題 I. 科目名稱 普通植物學 ※本項考試依簡章規定所有考科均「不可」使用計算機。 類組代碼 科目碼 A05 A0501 本科試題共計6頁 Choose one best answer for the following questions (3 points for each question, total 90 points) 1. Which of the following is the probable sequence in which organisms evolved? [[A] Prokaryotic bacteria → eukaryotic algae → cyanobacteria→land plants [[B] Eukaryotic bacteria → cyanobacteria → eukaryotic algae→ land plants [C] Cyanobacteria → prokaryotic bacteria → eukaryotic algae → land plants [[D] Cyanobacteria→ eukaryotic algae → prokaryotic bacteria → land plants [[E] Prokaryotic bacteria → cyanobacteria → eukaryotic algae → land plants | 2. Respiration breaks down glucose and transfers its energy to: [ [A] carbohydrate. [[B]starch. [C] water. [[D]ATP. [[E] chlorophyll. actions among organisms, which of the following term with its definition is NC