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Desmos图形计算器

AtDesmos,weimagineaworldofuniversalmathliteracyandenvisionaworldwheremathisaccessibleandenjoyableforallstudents.Webelievethekeyislearningbydoing.Toachievethisvision,we’vestartedbybuildingthenextgenerationofthegraphingcalculator.Usingourpowerfulandblazingly-fastmathengine,thecalculatorcaninstantlyplotanyequation,fromlinesandparabolasupthroughderivativesandFourierseries.Slidersmakeitabreezetodemonstratefunctiontransformations.It'sintuitive,beautifulmath.Andbestofall:it'scompletelyfree.Features:Graphing:Plotpolar,cartesian,orparametricgraphs.There’snolimittohowmanyexpressionsyoucangraphatonetime-andyoudon’tevenneedtoenterexpressionsiny=form!Sliders:Adjustvaluesinteractivelytobuildintuition,oranimateanyparametertovisualizeitseffectonthegraphTables:Inputandplotdata,orcreateaninput-outputtableforanyfunctionStatistics:Findbest-fitlines,parabolas,andmore.Zooming:Scaletheaxesindependentlyoratthesametimewiththepinchoftwofingers,oreditthewindowsizemanuallytogettheperfectwindow.PointsofInterest:Touchacurvetoshowmaximums,minimums,andpointsofintersection.Tapthegraypointsofinteresttoseetheircoordinates.Holdanddragalongacurvetoseethecoordinateschangeunderyourfinger.ScientificCalculator:JusttypeinanyequationyouwanttosolveandDesmoswillshowyoutheanswer.Itcanhandlesquareroots,logs,absolutevalue,andmore.Inequalities:Plotcartesianandpolarinequalities.Offline:Nointernetaccessrequired.Visitwww.desmos.comtolearnmoreandtoseethefreeonlineversionofourcalculator.Note:theappdoesn’tyetsupportsaving&sharingofgraphs.Ifyouneedtosaveandshare,werecommendvisitingwww.desmos.comonyourdevice.