1971-05-26 — Page 19

抹日僑

質三第張五第日三初月五年雲辛徽复 YAM KIU YAT POCITY

HAL

一九七一

中文中學會考試題預習專欄 數學科(卅一) 張正邦

續上期解答

66.求作一团,使其切於 定直线X丫上的一定點月 且过另一定點B.

XH AH(同9

DUCH

XH+DH AN+CH (AVE)

DHICH

DX=DHENX

CA =CH+HA 於

(已知)AXY J

°3-2.26.2.17 13. 24 = 4

外一點幾卷(等代

(求作)一四切於A及过

B&

高級數學試題預習

三期星:日六廿月五年一七九一寶公主十六國民華中育教僑

三敎育學院學生代表

重申七項要求並繼續採取行動 向港督呈送請願書反對新薪制

昨往督轅請願

一英浟查部,並於六月

一消五好不予您答 [符,我們示: 院醫生代,三學

蘭中心簽敩邪行記語 一後,先客服生代表在咀

「大首,商討今後對策 嶔加六月四日會員

国 計劃於六月一日開 「來店會學生代表:

,下一步牒,三停學 在决楣於六月四被召關

舉行。 一聯他會員大會,商討對

劉威,並代龍一步會於2月廿七日將一份,經過冗長討維後,钴 對小布。初时浑的就見榮宗悴不誤,但於 直至激醫學院誕生一套於當日下午召開大會

中大校外新課程

財政學院現在,捕的不祖 下週二陸續開課

导

國立然會 有關三游理財新 甘願樾的主要

“八時》中文大華棒外進便利各界人 九大類共四十九項

於館(廿五)日上午十一號。該小項观 求日雅日团。此等供務將由下週二八六月一日〕汜幽魔開

聾,聽名加

有染頤養生 對於紐新制度。因您暠点代國雋文三項、哲學二項、黑膽、商業及法律五項

-种恼:

·弭,美術集貨項,英文網歷:三項,先

TERREX (E). 及「甓子塞滿唹及應用」. 美術類之「古」及

(分析)設國0醬已來得之國

「則必在过A型直丫之直

即明

OB

放0.亦必在胎之重 由此可得作法 ACLXY. 2 联B,並作 AB已垂直平 分繕支C於O.

3. 以口為因心,明海半程 作图:則國0番所求

(证明)白作图知ALXY. 故国0切,因OD AB之垂直平分錢,所以 OA=OB.故B在國0上, 所以國為所求之國

早左图中

試卷一(两小时完全

·選答八題

la.化簡

(a−b)3+ (b−c) + (c− a)3 (a−b)(b−c)(<—a)

16 用正指数而不用根 發表2/府

a.

-| x2+x2y2 + y2 = 21

26. 因盤之体積隨其重及 x*+xy + y2=7

底面半径平方面合变,今將 厘為3及乙而半程為24

- 36之二盤熔化 成一 盤,其半程為48,則其票

Mathematica

若LABK=LACD 之字母,每次取回個,共

英中會考生物科試題答案

BIOLOGY

Suggested Amvera Tu Cunventional Question

External features considered is aptations for

a streamlined body reduce water roazi

slimy, pigmented scale, body convering, protection) and camouflage

ateering - pratbeat and pelvic,braking - pectoral? and pelvic, stabilizadoreal ventral and/or anal fine, propulsson rauðal.

Bills for respiration (geous exchange) in water lateral line canal detection of wave vibration and pressure chant de

not visable externally include

sher Maptational fear

made - on tontralline vertical:pogr positiun; sound-making and us (air) storage.

Scafe.

Nostril

Pectorat

Cuticle

Epidermis {multiple layts) Palisade

Pel

ned allary

thleem

Sclerenchym

教

islem

∠AKB=∠ADC.

(註明)AACB NOAOK

消選取法弟干7X排列 法若干?

1. LABK=LACD (E)

∠AKB =∠ADC

及(1+厅=,試以

(BE)

3b *(1+1)f=

2. △ABKW△ACD.(一么有两uv表出十之值

角等於男三角形兩色則两

△相似

$8462

4a. & a, B√#x2-6x+8=^

3 是一朵( 相似三角之两根,又 19.6

#1172.126262-131) 8x2+10x+r=02

麗二題(移項)两根試求8.ㄚ之值.

46.化筋 12x18m

<DAC=∠KAB.

相似三角形对甝角等)

<DAC =-DAK+LKAC

LKAB=<KAC+ZCAB

62+ix (0.5)m

5.

袋中有球16個,其中白

} <<DAK=LCAB 球7個黑球6個紅

AACB NAADK (麥求3個,試求()若取出 -球為白球或黑球成

相似 紅球之或然率為何!

66. AB.DC高梯形ABCD (B)若取出二球其二球 之平行边,平行於AB之任均為黑球之或然率為 一直线与CA, CB 相交於何? 又一個為白球,另一 HK, DHDKFAB及B 個為紅球或然率 三位長线相資於X.Y為何?(C)若取出三球 試新AB=XY.

三球均為紅球之 或然率為何?又三個

External Features of a bony fash

·Frag to rave both on land in Teri

Flattened, ob icy reduce water when warmingta

Large fulging eyes enabling vision possible.

highly vascularised ship help respiration,

·water:

Pigmentation of Gody - CANDUFLICE FOR proteg Powerful long and lime and short stout* fåres for lapan and lathe.

nelp ruspiration an I

Other noi visable adaptations include

protrusiale fucked tunque fur catching, insect

Bard to fly

the wri

specialite Linkly reduce air resi

16 of eye during flight.

presence of winganer for Hight)

Rigments

claved feet for sakeoff and leading defore and after flying movement,

feathers - as Lody covering Agmans? "cold; for, flight. and for courtship

presence of sul glanda e prevent vetting of feathera

Ther non-viable adaptation too include

air men reducing" bosip, weight, help paseous- prevratised bonds" my reducing bodyclight al rigid fusion of certain bones, sign thể chan allowing Vigoraus navement parche" "vuriga.

O

Capithany

I.

„Catacle:

protection, prevent etti, sehi Batteria on, fungal stic

. Spicermis, upper multigriate, colourless, covering

layer of plant sody Eur-protection; and excretion Palisade mosophyll- cella tight packed with lar naber af chlorop.functioning for photosy Chetic activities and temporary storage,

spongy mesophyll Toosely packed calls for packing and gaseous inter-change which oscura through, sha

tomata ADALMATINSKIN

Epidermis, lower itlar to the apper epidermis bul interrupted by the presence of stomata,

et Stoma ari opening formed by 2 guard calls which are modified spidermal cells containing starch grain chloroplasts and the walls are irregularly. (unevenly) ihickened resulting in the regulation of control of physiological processes an account of the opening." ur cluxure of the stomatal aperture affecting the Medullary kay for lateral translocation of nutrients, phlées for conduction of food asteriala "and"

Xyles for conduction of water and dissolved minera j, Szierenchyma bundle - for support and protection..

the vascular bundle of the mid-r Latex duct for conduction of ele

Although a potometer is aimed at measuring the rate of water uptake by a leafy shoot, can also be employes to compare the rates of transpiration of a leafy shook ender different environmental conditions.

Eather type of the tho potocecer my RO. WAS

Bubbla

(E) ABI/DC II HK

(註) AB=XY

(註明)

皆不為紅球之或然率為 何?又一個為白球一個 為黑球,一個為紅球之

Pore Link

|_ HKIIXY (CAP)

2. <DHK=<DIY CHINE

或然學為何?

ZDKH =∠DYX 位角寺) 60.以算學歸納法證

THE BHK ~ADXY (-ᅀ有两明 1+2+3*++1

= n(11+1)(271+1)/6.

張=帶(相似三角形6b. 12.3,213.4,34-5

4*5.6...為何階?第 对應边成比例) 1項為何?首n項 米(同理求之和為若干?

情,等於其两对角綫 積之半乘其夾角之正弦

·Sim (A-B)Sm(A-3)

8a. Ef Sma

BE)

70. NEE tan? tan &

Sin B

DC// AB (E*D)

7. <HAX=CHCD (早)线内

+

LHXAW CHDC BT) 76.試証明四边形之面

8. AAHX NACHD(6}(\))

Sm(B−c) Sm (B-A)

Sm

5im (-A) Sin ((-B).

decor

由下之方程式消日 86

Sect6-1

Sec 0+1.

Sec20+6030==

9a.不用查表求 Sin 18° 之值(答案可用根式表

示之)

Bung

[TO BE CONTINUED)

471哩;周40分鐘後心

| 96. 解方程式 隔若干達?

SinXCO X-CnX-Sinat

+1=0,

(0°≤x≤360*)

106. 在距塔其40 m的

10a. 两快艇於同時由斜面上,測得塔所張

的角為41019;更遠 60 同一點起程歐行一般處測得落所张的角 向北每時速率10.44哩,為23045求塔高. 而他能向北東与時速率(精確到al)

m)