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数学.pdf

数学

fsw1992226 2014-03-07 评分 0 浏览量 0 0 0 0 暂无简介 简介 举报

简介:本文档为《数学pdf》,可适用于自然科学领域,主题内容包含PARTAWriteA=((=))asasinglefractiontimesAMultiplyout(a)andcollecttermsSolve符等。

PARTAWriteA=((=))asasinglefractiontimesAMultiplyout(a)andcollecttermsSolvex=forxSolve=x==forxIfa=andb=,flndthevalueofab(ab)Writex<xinanequivalentformx<Corx>CforasuitableconstantCIfA=(C)andA=,flndCGivetheslopeofthelinethroughthepoints(,)and(,)Multiplyoutt(t)andwritetheanswerasapolynomialintSimplify(ss)=sasmuchaspossibleSupposethatthepriceofagallonofgooisnowGdollars,andthatifthepriceincreasesby,thenthepricewillbe$FindGCombinethefactorsof(xy)(xy)intotheformCxaybPARTBSimplify((x)=(x))((x)=(x))asmuchaspossibleIfM=x,forwhichvaluesofxisM‚Solvejxj=forxFactorz(z)z(z)completelyFindallvaluesofdthatsatisfyd=dSupposethatxy=Write(y=x)intheformCxaybSolve=(x)=x=(x)forxTherentforapieceofequipmentis$perhourfortheflrsttwohoursand$perhourafterthatHowlongcantheequipmentberentedfor$WhatistheaveragecostperhourforthefullrentalperiodAgivenrectanglehaslengthLandwidthWItsareaisatmostsquareinches,anditslengthisinchesgreaterthanitswidthWriteequationsorinequalitiesthatdescribethesetwoconditionsSupposethatx>andy>Writeqy=xintheformCxaybPARTCHereandinPartDlogmeanslogarithmtothebaseandlnmeanslogarithmtothebaseeSolve(x)x=forxFindallvaluesofasuchthat(a)(a)=(a)=SolveL=F=(rt)forrintermsofL,FandtSupposethata=Simplify((ya)y)=aasmuchaspossibleFindanddescribeallsolutionsxoftheinequality(x)(x)>Findallthesolutionszof(pz)pz=Supposethatf(x)=xxandthathisconstantWritef(xh)asapolynomialinxTheheightabovegroundinfeetofablobtsecondsafteritisdroppedfromaclifiisgivenbythefunctionh(t)=tAfterhowmanysecondswilltheblobstrikethegroundHowhighistheclifiThesizeS(t)ofalumpattimetisgivenbyS(t)=Sekt,whereSandkareconstantsIfS()=S,flndthevalueoftforwhichS(t)=SIfx>,y>andlog(xy)=,flndlogyintermsoflogxPARTDFindcosxsinxSolvelog(b=)logAlog=forbintermsofASolveex=yforxintermsofyWritesin(x(…=))intermsofsinxandcosxIfthepoint()isontheterminalsideoftheangleµinstandardposition,flndsinµandcosµFindaintermsoffi,fl,bandhforthetriangleABCshownABChabαβIfcosx==and<x<…=,flndtanxDescribethegraphofthefunctionf(x)intermsofthegraphoff(x)

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