求解16、17題🙏

)16. 已知m、n為整數,若mlogsoo5+nlogsoo V2 =1,則m+n=? (A)7 (B)8 (C)9 N O (D)10 −9+1 S 0=8 √x (8)_0=00-40+ x - fr (m+n) 1096004/200 16665√2 2 10 950050 (A) 590) 【代碼 §£££? 17 log1+ log 2 + log 3+log 4+ log 5-log 6 (已知log2的值約為0.301,而log3的值約為0.4771) HEAR (A) 0.1 (B)1.5 (C) 5.3 (D) 6.2 【代碼 -(8) 1-(A) 甘十声坦一千有早班、中班、晚班三個值班時段,而每一值班

27求解/再請問恆大於0是什麼意思？恆是什麼？

27.( 28. ( ) 29. () ) T5100%GXF0? (A)ƒ(x)=x²-2 (B)f(x) = log₂x (C)f(x)=2* (D)ƒ(x)=2x - 1 5 (4)2 (B)-卡(C)2 (2)-2 (B)(1+y)(1−y)(1+x²)_ (C)(1+x)(1 − 6x²+x-1= 6(x − m)(x − n) › m+n= x)(1+y)(1 1 − x² + y² = x²y³² (A) (1+x)(1 − x)(1+y²) − v)

對數

19:32 O fo.ltedu.com.tw/ + 回 : glogs 5+logy 4 =? 單選 ||| 9517 0 2選擇題 OA

第7題！！

5. 若 a>0,a+a'=3,試求(1) a +a-2x 9. 27-3x3=6(3) 6. 8. 設 @>(), q-2x=2 試求(1) 9³x = 1 ☆設:17=16"=27,試求 3 1 1 設x²--3x+1=0,試求 x + 3*2*3*1 =3x24 16. 若 X 9. 若 12-18°=48.24,試求(x,y)= ↓ ↓ 15. 若 a>0,且va.No Na (5) ·54² 8 24 212 2 v 2 a³x + a a² + a = a³x + a 3 a² + a -3.x 2X77:7-19+6010 (4,-1) 24X727-14 19-603117 3x163x83x23 (9-10)· (3-√10 ) ² => (-1)-( 9 + 10-6 №10) 想若 a、b 為兩整數,且 (3-√10) (3+ (10)=u+bx10,試求(a,b) = -19.6 59=3 56=7 11. 設f(x) = 5*,若f(a)=3、f(b)=7,試求 f(a+b)= 39:5 30+2230.9=18338:2 12. 設f(x) = 3't',若f(a-1)=5、f(b+1)=18,試求 f(a+b+1)= 132 13 設 n 為自然數,且x=2"+2+2+2+2,若x=2",則a= ` 14. 設 x 為實數,且6-3°+2°-1=0,則 6= 試求 x= 7 (2) (a²-a²¹f² = 6 吾 a ,試求(x,y)= (2) 278=117 $3X=12- +2x+1²42 277 = 169 X+27:2 a³x +a 23 12 21 3x30x3290 (2,-1) 17. 設 f(x) = 3*,若f(a)=4、f(b-1)= --,試求f(a+b) = 6 → 27元二段 > 117 39 Frk 3 q 90 为 52

請問第14題 前面那一串看得懂，後面1/2!還有1/3!看不懂（螢光筆處） 請告訴我為什麼，謝謝🙏

x Car Clux C % x C4 x 2 & Cialist $ B D D x (A) xx&xx = 11x45xnx 10 14.將甲、乙、丙…等 12 個人分成3組,每組4人,試求甲、乙兩人在同組的機率? 12x11x16x9 8x nors (B) 10 45 472 11 Xx&xx )'* ( 12 x C 4 x C 4 = (C) EN Iw LOG B (D) loxa C 45x C² + ( + C 4 x C4 UtZx 11x16x9 2

這要怎麼算求解

4若 log7=0.8451,則710 為幾位數? 答:9

不知道要怎麼算 求解謝謝

6. 已知login2 = 0.3010,則滿足2"> 1010 之最 小整數值n 為? 答:34

這兩題求解感謝 完全有看沒有懂

3.對的應用 (1)首數必須為整數,尾數必須0~1之間 (2)若A介於1~10 之間,則ogA介於0~1之間 (3)log12345 = log1234.5 +1 = log123.45 +2 練習題 st1.設 log =-4.6819,則(1)log之首數 =? (2)log 之尾數 =? 答:(1)5 (2)0.3181 2.若log 2.94 -0.4683,則(1) log 29400的首數為? (2)則 log 29400的尾數為? 答:(104 (2)0.4683

求解高職二次函數！ 總共4題 題型14我知道了a大於b 和 c=-1 練習14知道要聯立但不知怎麼算

5 直線方程式 二次函數圖形的判断 题型3 練習13 設右圖為函數f(x) = @" + bx+c之圖形,則下設d與b均為實數,a+0,且了(x) = (x-1) + b 列何者正確? D) 滿足(2)<0,f(3)>0,試問下列何者為真? (A) a<0 (A) a<0 (B) b>0 (B) b< 0 (C) f(-2)>0 (D) f(-3)<0。 [98 示範商] (C) c<0 (D) a+b+c<0。 [99 藝] sman for atb atba 圖 開or , a70 3 4 3 | A 2 f(2)= a (2-15th 1 o O| 3 4 atbo (9) f(3) = 4(3-13th 4a76 TOOS 000 500 DOOS | ( B28 () 008 (1) 08 (2) 2. 2.0 Se 過三點求二次函數 解析本 P4 題型,14 「練習/14 設f(x) = ar' + bx +C,a、b、c皆為實數,且設 p(r)為一元二次多項式。若p(1)=1, 。 f(1) = f(-1)=0,f(0) = -1,則(-2)=? p(3) = 則 p(4)之值為何? [98 護] 2 、 1 (A)-3 (B) -1 (C) 1 (D) 3。 2 (A) - [98] 3 解 | . ? 1 1 1 |-- 2 二. P(2) = o cologo) (16) ) S0 AN 1. ton 的,因 011 LES O=4 (0) (81 (A) di _ - ()=(US CE (0) 8.1 (10 (8) - (A) | |- 人) TO) A (8) E (A)

想問這幾題閱讀填空怎麼寫

1-1(Unit 10) Choose the best words to complete the sentences. out designers care Weird recycling fashion admit remind simply report runways style dress snap attention up 1."People differently in New York and Paris," says Scott Schuman, who writes a blog " about People in cities around the world pay to their clothes, and they work hard to look beautiful. They use their culture and the materials around them to create their own look. Schuman started his blog to share photos of people that I saw on the streets of New York.” He thought the people looked fashionable, and he put photos online. Schuman isn't alone. Bloggers all around the world are using their cameras to what is happening in their home cities. Since bloggers find and write about stylish people on the street, this type of fashion is called street _.Fashion changes often. With the Internet, street style changes even more quickly. Bloggers only need minutes to a picture and post it online. Their readers can use those ideas to create their own styles. Fashion used to come from the of Paris and Milan. Now fashion is homegrown. - -) 2. What happens when fashionable people start _? A recycled-clothing fashion show, of course! The people of Austin, Texas, aren't afraid to they live in an interesting city. The city slogan is Keep Austin and the city has many hip’ cafes and stores. There are also a lot of people in Austin who work hard to take of the environment. Recycling and being eco- friendly is so important in Austin that the city is sometimes called America's greenest city. Every year, the Austin Museum of Art has the Keep Austin Beautiful Recycled Fashion Show. They have the show to people to recycle. More than 20 designers come with clothes from recycled materials for the show. In recent shows, have used plastic bags, old furniture, bike tires, and second-hand clothes. Recently, designer Tina Sparkles created a dress made of colorful computer wires for the show.