Pryamolinejnaya Trigonometriya 12-E Izdanie

Uchebnik "Pryamolinejnaya trigonometriya" N. Ryabkina, izdavaemyj teper dvenadtsatym izdaniem, vsegda polzovalsya bolshoj populyarnostyu blagodarya sistematichnosti izlozheniya, vyderzhannosti plana, kratkosti i tochnosti yazyka, strogosti i nauchnosti soderzhaniya. Nesmotrya na nekotoruyu suhost izlozheniya, etot uchebnik vpolne primenim v starshih gruppah sovetskoj shkoly, pomogaya uchaschimsya zakreplyat i povtoryat material, prorabotannyj s prepodavatelem.V etom izdanii obschij harakter i sistema uchebnika sohraneny; vneseny tolko chastichnye izmeneniya v otdelnyh mestah: ispravleno izlozhenie neyasnyh mest; proredaktirovan tekst; nekotorye dokazatelstva zameneny bolee prostymi; opuscheny paragrafy, ne imeyuschie znacheniya. V soglasii s poslednej programmoj FZS privedeny primery resheniya treugolnikov s pomoschyu chetyryohznachnyh tablits. Vvedyon nebolshoj istoricheskij ocherk. This book, "Pryamolinejnaya trigonometriya 12-e izdanie", by N. Rybkin, is a replication of a book originally published before 1933. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.