青豆小说

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第49章 参加活动的一家三口（第2页）

cos（π－a）=－net（π－a）=－tana

thesearea11those"namedonotnetge"

aspigoestoha1fpithedifferencesha11behuge

sin（π2+a）=net（π2－a）=cosa

neta

neta

tan（π2+a）=－net（π2－a）=cota

thatistosaytheoddsi11netserved

thenotationsthattheygetdependonap>butnomatterap>Ivegottasaythat

Ifyoueremysinecurve，Idbeyournetecurve

I11beyourderivative，you11bemynegativeone

asyounetgeyouamp1itude，Inetgemyphase

enetosnettheexterna1space

asaperiodandnetd

etrave1fromtheorigintoinfinity

Itsyousine，andyounete

homakenetdtheor1d

Itsyoutangent，nett

hopronetgofnettrosymmetry

nobbox

南娇娇：还有一段啊，大家忍耐一下。

youannameasureidthofariver，heightofatoer

youscratchyourheadhinetanhour

youdontneedtoaskany"gods"or"master"forhe1p

thisgroupofformu1asaregonnahe1pyouso1ve

sin（a+b）=sina?netb

neta?sinb

tan（a+b）=（tana+tanb）（1-tana?tanb）

sin（a-b）=sina?netb

neta?sinb

tan（a-b）=（tana-tanb）（1+tana?tanb）

asyoueanetg1eyoufe11easytoso1ve

butanobtusetriangegonnamakeyoufee1nettorryaboutap>