Saga of in-laws - Part 3 - Cars and Calculus

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D: Ok.

H: Naanum inga irukkattuma? Enakkum bore adikkuthu!

V: (mv Aha! Ivan nammalai vevu paakka vanthirukkan! Namma pisasu kudumbathula ellam periya alunga than. Bore adicha ethavathu phona nonda vendiyathu thane, avunga Akka mathiri!) (regular): Enakku onnum prachinai illai! Unakku innum bore adikka povuthu paavam! (raises his brow)

H: (mv: Iyo! Thappa edithukkittaro? Illai naan nottam pakkarennu purinjukittara? Carefulathan irukkanum) Illai! Illai! Naan appadi sollalai! Enakkum calculus konjam theriyum! Athanale naanum gavanikkaren!

V: (mv Ennaiya Mathsaya - ethai gavanikkaranam? Vevu paakkarenkaratha design designa solran paaru! Sari pozhachu pottum!) (smirking) Ok! Sari Deepthi! Ippo unakku oru function kodutha athuku derivative eppadi kandupidikkanumnu theriyum. Sila simple formulas nyabagam vechikkanum. Inthe testukku nee x power n kku formula nyabagam vechukko pothum. Derivative na enna artham?

D: oru function evvalo change aguthungarathu illaiya?

V: Correct. Ippo change agalainna derivative zero. Derivative zerongarathu special case – oru constant – no change. Ana oru functionla derivative zerova vera eppo irukkum – Hari unakku theriyuma?

H: (mv Iyo matti vidarare intha aalu!) Maximum and minimumla.

V: Good. xpower2 function varainja U mathiri irukkum. So ithukku derivative enna and enga zero agum?

D: 2x and x=0 la derivative zero.

V: Athu enga irukkunu intha figural kattu?

D: zerola! Athuthan minimum kooda! Ooh.Ok

V: so intha mathiri maximumum kandu pidikkalam.

H: (mv Ivvalo easya sollittale! Hmmm! Iva sonna mathiri interstinga than solli kodukkarar!)

D: Rendume derivative zeronna- eppadi maximum minimumumnu kandu pidikkarathu?

V: Good! Sariya ketta! Athukku second derivative edukkanum. Athu next lesson. Ippo ithuvum marginal costum padikkalam.

H: (mv: Hmmm. Nallathan solraru!).

Class continues... After an hour and  a half. 

V: (mv Ivan looke konja nerama sariillaye!) Harikke calculus theriyanume! Nee avantaye kettirukkalame?

H: (mv: Iyaiyo! Ivaru enna ennai matti vidarathulaye irukkaru! Appa mattum kettiruntha nee than Deepthikku solli tharanumnu order pottirupparu! Ivaru Konjam danger than!) Athu...

D: Joke pannatheenga! Ivan ungalai impress panna therinja mathiri nadikkaran! Sollikodudanna nalla sandai poduvan! Neenga vera!

V: (smiles) Sari Innikku intha worksheets pottutu, un college assingmentum podapaaru. Ethula santhegamo Whatsappla anuppu. Abi! Ellarukkum Tea kodukkariya! Thondai kanji pochu di!

H: Naan kondu varen! Akka itho varen! (mv :Escape!)

Vetri smirks and meesai murukkifies.

Hari gets a call.

H: Appa! Sollungappa! ... Amampa. Hyundai than kondu vanthen. Illaipa!... Paakkalai! ... Naan Akka veetula Deepthiyoda irukken... Illaippa ... Last hour freepa enakku. avarai kashta padutha vendamnu vanthen ... Nalaikku namma driverta poga sollungalen. ... Illaipa. Illaipa! Naane naalaikku poren. ... Sorry pa! Inimel pathukkaren pa. Sari pa!

D: Ennada appa dose vittara? Iyo naan kekkaliye! Nerla pathiruntha supera irukkum. Ethukuda?

H: Ei! Vandila chinna problem! Appa athai mechanicta kondu poga sonnaru! Naan maranthutten. Naalaikku drivera anuppunganna athukkum unkitta kodutha velaiyai nee than seyyanumnu thittaraaru! Naalaikku vera enakku class full day irukku. Appuram en friend birthdaykkaga dinner porom. Intha car vishayam paakkanumna naan antha dinner poga mudiyathu! Podi! Unnala enakku thittu! Party vera pochu! Un kooda vanthen paaru?

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