Published at Monday, 14 September 2020. математика класс. By Norris Doyon.
Khorosho, dopustim, u vas problemy na urokakh matematiki, i vy khotite sdat posledniy ekzamen, no u vas prosto chertovski mnogo vremeni, chtoby zapomnit vse uravneniya, kotoryye vam nuzhny dlya vsekh razlichnykh tipov zadach. Chto zh, yesli u vas yest solidnyye navyki algebry i khorosho razbirayutsya v mnozhitelyakh, u vas vse budet khorosho, kak tolko vy vyuchite pravilnuyu formulu? YA soglasen, i, vozmozhno, nam stoit nemnogo obsudit, kak rabotayet logicheskaya chast vashego mozga, i pochemu ne spat vsyu noch pered ekzamenom, vozmozhno, ne tak razumno.
Vy kogda-nibud mechtali o tom, chtoby vnesti v zhizn pozitivnyye izmeneniya i nachat poluchat pyaterki po matematike? Bolshe ne nuzhno mechtat. S pomoshchyu pravilnykh instrumentov vy mozhete povysit svoyu sposobnost uchitsya i preuspet v matematike. KHOROSHO. teper podozhdi minutku. YA znayu, chto vy dumayete: «YA uzhe proboval, no, pokhozhe, nichego ne rabotayet». Vy deystvitelno poterpite neudachu, tolko yesli sdadites, poetomu davayte rassmotrim tri soveta, kotoryye pomogut vam dobitsya uspekha v matematike. Vo-pervykh, pozvolte mne upomyanut, chto neobkhodimy pravilnyye instrumenty. Konechno, mne izvestno o vashem vozrazhenii, chto oni mogut byt nemnogo dorozhe. YA soglasen s tem, chto vy govorite, pravda, no, tem ne meneye, pryamo seychas vam nuzhen pravilnyy graficheskiy kalkulyator, chtoby uluchshit svoi otsenki. Ne tolko eto, no vy mozhete ispolzovat yego v techeniye mnogikh let dlya drugikh zanyatiy i dazhe v professionalnoy zhizni.
Zapominayte formuly SIMVOLOV i SLOV. Formula d = r t ne budet imet takogo bolshogo znacheniya ili sokhranyatsya do tekh por, poka versiya slova: proydennoye rasstoyaniye ravno koeffitsiyentu / skorosti, umnozhennomu na vremya s etoy skorostyu. Eto mozhet byt trudneye s vychislitelnymi formulami, no eto stoit dopolnitelnykh usiliy. Naprimer: formula a ^ 2 - b ^ 2 = (a + b) (a - b) o tom, kak razlozhit na mnozhitel raznost dvukh polnykh kvadratov. «Faktor» oznachayet «perepisat kak umnozheniye». Takim obrazom, nashu formulu sleduyet chitat tak: «Raznost kvadratov dvukh chisel, zapisannaya kak umnozheniye, ravna proizvedeniyu summy i raznosti dvukh chisel».
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