請問這樣寫對嗎

綜合測驗。 (C) 1. The boy (A) he Answer(80分,每題8分) is wearing a cap is playing the drums. (B) which (C) that (D) X ) 2. Mr. Wang called Mia's parents and asked them to come to school O' after Mia her answers from her classmate's workbook. (B) dropped (C) knocked (D) copied in the report. The teacher asked us to rewrite (B) (A) borrowed 3. We made too many rewrite it. (A) blanks uc (B) errors (C) prizes (D) notes (B) 4. I enjoy collecting postcards. This has been a(n) ________ of mine since high school. (A) angle (B) hobby (C) root (D) quiz 35. We felt better once we knew that all the animals in the zoo taken good care of. back on the Good (B) were being (A) was (6. A new bridge is going to increasing. increase t (A) build (B) building elemir (C) be built own (D) have built () 7. Helen wants to bring the poor cat back home, but she isn't sure her mother will let her keep it.ob alsmins atu (A) how (B) what (C) which (B) attacked (C) 8. Vivian cried out when she saw a bear (A) attack () 9. I always have my sons (C) being across th (D) which were s the river because traffic is (A) tidy up (B) to tidy up () 10. Frank heard someone call his name (A) as soon as (B) until (C) to attack birlw sosiq A (C her dog. AbidW.SL (D) has attacked their bedrooms by themselves. (C) tidied up once -B raber markt (D) whether (C) because (D) tidying up he was riding a bike. 10 (D) while General Review 21

這題怎麼看

13:51 / 14:44 三角形的内角外角 說 ROUSE: [NOTE:外角>內業捐 如圖,D 為 AB 上的任一點,則下列何者必成立? Q∠ACD > <B Q<ADC > ∠BDC ZACB > ZABC ZEAC> <DBC B =D A ⊙翰林雲端學院 to c :

求解第3、4題🙏 證明題總是卡住...

3. Let Bo and ₁ denote the least squares estimators of Bo and 3₁. Define SSE = Σ(Yi-Bo- i=1 B₁X₁)². Show that (a) E (SSE) = 0², (b) cov(Y, ₁X) = 0. 4. In Section 10.4, we defined a test statistic where s² = T = VSEZ SSE. In addition, it is known that T~: n-2' (a) Show that (1) can be re-written as 1 tn-2. T = r√n-2 (1) (2) (b) Use Part (a) to test Ho: p = 0 vs H₁ p 0. [Hint: (2) can be regarded as a test statistic under Ho.]

請問這題積分可以用ln 解嗎 但答案好像會不一樣（正確是拍/2）～～謝謝🙏

X e tex dx Item fe Definition of improper integrals EXAMPLE 4 Infinite Upper Evaluate ∞ ex 1 + e²x ell dx. 25.8 14 Solution Note that the integrand is

求救！八年級數學

三、計算題:(共20分) 1. 22A=2B= 2C=<D=LE=30° , 則∠1+∠2+∠3+ ∠4+ ∠5=? 81=3+ {A}<}<+8) [= =A\_!! 228 : , 2LA+2013+2LC 360² 2LA+2LB3-3LC=0 SLC-360 LC=72 LC3=180-72 =1084 2/ 圖(三) 3 E

想知道這題要怎麼算

14.電力公司在傳送電能時,若將輸送的電壓降為原來的 1/3,則輸送電路上電能的 14' I 耗損功率會變成原來耗損功率的幾倍? (A) 1/3 (B)3 (C)1/9 (D)9。 P=1²xR R魷魚大 hr) 115.電路裝置如圖所示。假設導線的電阻都很小,可忽略不計 REDMI NOTE 11 則用導線連接哪兩個接點時會導致整個電路短路? , 2023.03.16 21:28

求解

12 已知空間中三點 4(1, 2, 3), B(5,5,3),C(3,3,5),∠BAC的平分線交 BC 4(1,2,3), (5.5) Y=8 hB(SS(3) 戰務費)+y(22) Na 於D點,且AD = xAB+yAC,求x,y的值。X= 子 有限合强;=(3,211) 土文學為,即 AC 冰格食三連接到賣排 (1,2,3)-(32,5) 你真以盅不停吸購 3228) Dut X

生物國一下學期第一單元 細胞分裂 有2題拜託求解🥲🥲

3. 9. 若要觀察植物的細胞分裂,則取圖中植物哪一部位的組織最適當? (A)甲 (B) 乙 (C)丙 (D)丁 细胞分裂 6條 80 子細胞染色體為B條,請問A-B=? FREDMBNOTECO PRO 24 土壤 CAMURNIT 100 T 0. 某動物的皮膜細胞有8對染色體,經5次細胞分裂後,產生A個子細胞,且每個 30 32 【高雄中山】 2023.02.22 20:45 PRE 16 甲乙

原子與離子中的電子排列 我想問圖片中第二個問題 還有B族的電子排列組合是如何排的 還有填電子須低能階填滿，才可填入高能階 這叫做基態 未填滿就填入高能階 稱為激發態 那像鈣排列（2,8,8,2)M層是算填滿了還是未填滿 這樣鈣算基態還是激發態？ 這搞的我很亂希望有人懂大感恩🥹

10:56 共享 學習筆記 App IN Clearnote Alan == 解答 功能、使用方法點此 1.A族元素中,價電子數就是他的族數(氦例外!) 2.一原子的價殼層為n,則該原子為第n週期的元素 0 凸 很有幫助!0 1 4G 90 約5年以前 Ca為2A族,價電子數就是2,且他是第4週期的元素,所 以排列是2.8.8.2。 建議你把週期表拿出來對,會比較清 楚 訪客 約5年以前 那為什麼鋇是2 8 8 18 18 2呢?因為他是2A族 所以最後是2 然後第6週期 所以有六層(?)那 中間的排法呢?為什麼是8818 18?

求解，B座標如何求得

For 2 (1+2+1 = √6 9.右圖是一個邊長為6的正立方體, #AD-AG, CF=CG, BH=2 BE, 則 cos(∠CAB)的值為 √²7K+(4 = √20tk 16 A(3,0₁6) B(0, p) C(0,3,6) 6 2016k=10 3G 3C 3 F E B (9019 H 36