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"n & ,level (! subject at ! top ( _! f/ answ] %eet4<p,total m>ks--#gj4<p,attempt .all "qs4<p..,y may use a calculator4.'<p,full cr\$it w 2 giv5 only 6solu;ns : 3ta9 appropriate "w+4<p,/ate ! units = yr answ] ": appropriate4<p,answ]s obta9\$ 0r1d+s f scale draw+s w n rcv any cr\$it4<p,"qs m>k\$ ) an a/]isk di6] 9 "s respects f ^? 9 ! pr9t\$ pap]4<p,m>ks >e %[n 9 squ>e brackets at ! 5d ( ea* "q or "p "q4<p,an [ 9 ! m>g9 9dicates a new "q4<p,a sep>ate =mulae %eet is<<provid\$4<hds111111111111hdepgp,attempt .all "qs4<p,total m>ksìAìA#gj4<ptys1[ 99 #a4 ,ref] 6! diagram = "q #a4 ,,pqr is a triangle ) v]tices p;,p<#j1 ;-#d>,1 ;,q<;-#f #b> & ;,r<#aj #f>,4<p 7;a7 7;i7 ,/ate ! coord9ates ( ;,m,1 ! midpo9t ( ,,qr,4 ,7#a m>k7'<p 7;ii7 ,h;e f9d ! equ,n ( ,,pm,1 ! m\$ian "? ;,p,4 ,7#b m>ks7'<p 7;b7 ,f9d ! equ,n (! l9e1 ;,l,1 pass+ "? ;,m & p]p5dicul> to ,,pr,4 ,7#c m>ks7'<p 7;c7 ,%[ t l9e ;,l passes "? ! midpo9t ( ,,pr,4 ,7#c m>ks7'<[ #b4 ,f9d ! range ( values = ;p s* t ;x+2 ;-#bx ;6#c ;-p ;7#j has no r1l roots4 ,7#c m>ks7'<[ #c4 7;a7 7;i7 ,%[ t is a factor ( #bx+3 ;-#ix+2 ;6#cx ;6#ad4 ,7#b m>ks7'<p 7;ii7 ,h;e solve ! equ,n< #bx+3 ;-#ix+2 ;6#cx ;6#ad< ;7#j4 ,7#c m>ks7'<p 99 7;b7 ,ref] 6! diagram = ,"q #c4 7;b74<p ! diagram %[s ! graph ) equ,n< y ;7#bx+3 ;-#ix+2 ;6#cx ;6#ad4 p ,! curve cuts ! ;x-axis at ;,a1 ;,b & ;,c,4<p 7;i7 ,write d[n ! coord9ates (! po9ts ;,a & ;,b,4 ,7#a m>k7'<p 7;ii7 ,h;e calculate ! %ad\$ >ea 9 ! diagram4 ,7#d m>ks7'<[ #d4 circles ;,c1 & ;,c2 h equ,ns +2 ;6+2 ;7#i & ;x+2 ;6y+2 ;-#fx ;-#af ;7#j respectively4<p 7;a7 ,write d[n ! c5tres & radii ( ;,c1 & ;,c2,4 ,7#d m>ks7'<p 7;b7 ,%[ t ;,c1 & ;,c2 d n 9t]sect4 ,7#c m>ks7'<[ 99 #e4 ,"ref] 6! diagram = ,"q #e4<p a wat] molecule 3si/s ( "o oxyg5 atom & two hydrog5 atoms4 ,relative 6suita# coord9ate axes1 ! oxyg5 atom is posi;n\$ at po9t ;,a<;-#b #b #e>,4 p,! two hydrog5 atoms >e posi;n\$ at po9ts ;,b<;-#aj #ah #g> & ;,c<;-#d1 ;-#f #ba> z %[n 9 ! diagram4<p 7;a7 ,express ;,,ab.3o & ;,,ac.3o 9 -pon5t =m4 ,7#b m>ks7'<p 7;b7 ,h;e1 or o!rwise1 f9d ! size ( angle ,,bac,4 ,7#d m>ks7'<[ #f4 ,sci5ti/s >e /udy+ ! gr[? (a /ra9 ( bact]ia4 ,! numb] ( bact]ia pres5t is giv5 0! =mula ;,b ;7#bjj;e+#j1ajgt,1 ": ;t repres5ts ! numb] ( h\rs s9ce ! /udy 2gan4<p 7;a7 ,/ate ! numb] ( bact]ia pres5t at ! />t (! /udy4 ,7#a m>k7'<p 7;b7 ,calculate ! "t tak5 =! numb] ( bact]ia 6d\#4 ,7#d m>ks7'<[ 99 #g4 ,ref] 6! diagram = ,"q #g4<p ,a c\ncil is sett+ aside an >ea ( l& 6cr1te six f5c\$ plots ": local resid5ts c gr[ _! [n food4<p ,ea* plot w 2 a rectangle m1sur+ ;x metres by ;y metres z %[n 9 ! diagram4<p 7;a7 ,! >ea ( l& 2+ set aside is #ajh ;m+2,4<p ,%[ t ! total l5g? ( f5c+1 ;,l metres1 is giv5 by ;,l ;7#ix ;6#add_/x,4 ,7#c m>ks7'<p 7;b7 ,f9d ! value ( ;x t m9imises ! l5g? ( f5c+ requir\$4 ,7#f m>ks7'<[ #h4 7;a7 ,express #e\$c;x ;-#b\$s;x 9 ! =m ;k\$c,1 ": ;k o #j & #j [ ;a [ #b.p,4 ,7#d m>ks7'<p 99 7;b7 ,ref] 6! diagram = ,"q #h4 7;b74<p ,! diagram %[s a sket* ( "p (! graph ( ;y ;7#aj ;6#e\$c;x ;-#b\$s;x &! l9e ) equ,n ;y ;7#ab4<p ,! l9e cuts ! curve at ! po9ts ;,p & ;,q,4<p ,f9d ! ;x-coord9ates ( ;,p & ;,q,4 ,7#d m>ks7'<[ #i4 ,=a func;n ;f,1 def9\$ on a suita# doma91 x is "kn t3<p ;f@9 ;7<#bx ;6#a>_/%x<p ;f<#i> ;7#dj<p ,express ;f 9 t]ms ( ;x,4 ,7#d m>ks7'<[ #aj4 7;a7 ,giv5 t ;y ;7+#a2,1 f9d ;dy_/dx,4 ,7#b m>ks7'<p 7;b7 ,h;e f9d !<#dx_/%>dx,4 ,7#a m>k7'<[ #aa4 7;a7 ,%[ t \$s#bx\$t;x ;7#a ;-\$c#bx1 ": .p_/#b [ x [ #c.p_/#b,4 ,7#d m>ks7'<p 7;b7 ,giv5 t ;f ;7\$s#bx\$t;x,1 f9d ;f@9,4 ,7#b m>ks7'<hds,7,5d ( ,"q ,pap]7'hde-‘*) (+ ' "#! %&\$, acronymboxbrbrldisplay.brlinlinecompdisplay.compinlinecontentNumcontents.frenchgermanh1.h2.h3.h4.h5.h6.header.header_new.initialitalianItalicslatinLine_G_Line.Line_Minorline.Line_Textbreak.list.List_5-1.List_7-1.Long_Dashesnote.outline.para.para.continue.poem.poem.2level.ref.pg.nospace1_forcespanishTOC:leftTOC:rightTOC:titletp.author.tp.general.tp.title.Zhiiind1kpsfr;f~7d~7lind1fr;f~gd~glkpesc1:0cztxsc1:0cztxsc1:0ptys1cbwb-cbwbptyetxsc1:0cbitxilng~frlnglng~delnglkpssc1:0rm6hdsrps1rpe1hderm0sk1kpe2:2lkpssc1:0ind5rps2rpe2ind1kpe2:2lkpssc1:0ind5rps3rpe3ind1kpe2:2lng~itlnglng~lalngsc1:0hi1:3:0:2:2kpski1ki0kpehisc1:0ind5tab7ind1sc1:0hi1:5:0:2:2kpski1ki0kpehisc1:0plsc1:0hi1:3:0:2:2kpski1ki0kpehisc1:0lng~eslngllsc1:0hi1:4:0:2:0kpski1ki0kpehisc1:0sc1:0hdshdesc1:0hdshdesc1:0hdshdelealsvant3svdac~1svles1:1:0caplv1<lkpskpe2:2llkpskpe2:2llkpskpe2:2lContents,3t5tsChapter,*apt]Page,pagehds0:0d~99d~99d~99hdeihds0:0q~333333333333hdeiihds0:0q~111111111111hdeiid~----2ihi5:1:0:2:2ki1ki0hihi:7:1:0:2:2hifts~bfte~bsvant1svrhp3tlstlehi1:3:0ki1ki0hifr;p~-.tlstlellElekulSend To OneNote 2013winspoolnul:˜6ASend To OneNote 2013winspoolnul:˜6A