求解這題怎麼算

x5+8x3+8=7 00 000 00 3/3 oxx 三 8 言 6 某城市為了籌措經費發行彩券,共發行一百萬張,其中一千萬元獎 張五 百萬元獎2張;一百萬元獎5張;十萬元獎20張;一萬元獎100張;一千~1280 元獎1000張 請問當你購買一張彩券時,你預期會得到獎金多少元? 100 100000 1000 500 10000 Tooc 0000 5000 200 C1280

為什麼這題選A

(doing the homework)and(listening to music at the same time) a good study habit? Think about it. A Is (B) Are (C) Does (D) Do

這題求極限的答案應該是A，但是我想請問這個計算過程什麼地方出錯了呢？ 以下附上計算過程與問題，謝謝。

A = lm frathy-feas hyp lim feaths-feas 670 A = J. Im Loo fea+3h)-tea-zh) 5h lim flaushs-fea-2h) ho T 5h In fra+3h) -fea+fia) - fla-2h) >h lim fra+hh) - fia) - (fea-2h) -f(as) h-7 5h lin tearsh) - tea) be finish)-tia) h70 5h Im tra+nh) - tras 34-70 3 h 5h lim 2h-70 L A-A* fra-2h)-teas 2h " A >

如果爆炸後分裂為質量相等的話，那兩者距離質心不應該相等嗎？🤔

進階試題 1.初速vo=50m/s,仰角0=53°斜拋一物體,到達頂點時爆炸成質量相等之兩塊,其中一塊以 Vz=30m/s 芝初速鉛直落下。設g=10m/s²,則兩塊碎片著地後相距 o m。 tom. wy 初速100m/s,從地面發射,如圖所示。忽

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

十萬火急！！想問🙏🏻 明天就要會考了😭😭

13 Some of the knives and forks in the kitchen are dirty. Let's take the clean steak. to cut the (A) them (B) ones (c) other (b) another

這題怎麼做

A) -☑ 870 20. 有一個二次函數y=a(x-h)² + k,其中a、h、k為三數,且a<0。若此二次函 數在 x=-101 時,y值為0,在x=101時,y值大於0,則此二次函數在坐標平 面上的圖形的頂點在第幾象限? 開口向下 (A)- (B)二 • (101, +?) (C)三 > x (D) 四 (-101,0) 01

求解🙏 謝謝

sure he can get to Lisa's house-warming party at seven on time. (B) where (C) what (A) when 18. Helen went mountain climbing last weekend. She is really good at it; can't reach her at this moment to know if she's safe or not. (A) besides (B) however (C) for example (D) whether we still (D) what's more

想問15、17 orz

(A) are you (B) do you (C) does it (D) is it ✓ ✓ ( ) Actor David Piper became tired of talking about the movie 16. A BD about it many times. 【104年會考】 (A) he is famous B that he is famous ) Helen: after he was interviewed (C) that is famous for (D) he is famous for Can you turn off the TV? I can't study with the Troy: You can just go back to your room so you won't hear it. [103] (A)noise (B) heat (C)power (D)light ) I think the road ends here; it won't go any (A)closer (B) farther (C) faster (D)longer Shouldn't we turn back?【103年會考】 193 A

為什麼這題不是祈始句

going (B) 3. Smart Head, one of the hottest TV programs these days, 通過率 40% Hawaii if they can answer 20 questions correctly in 15 minutes. 如果 (A) have given (B) gives (C) giving 15分鐘內 people free plane tickets to hognibail Juo bail of *表條件: 以現代未 【103.] (D) to give