Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Mashoko anokosha: Fomura iyi inokosha nokuti inobatanidza nhamba dzakaoma kunzwisisa netrigonometry. Nokuwedzera rutivi rworuboshwe uye ipapo kuenzanisa zvikamu zvechokwadi uye zvokufungidzira pasi pekufungidzira kuti x ndeyechokwadi, zvinobvira kuwana mashoko anobatsira nokuda kwe cos (nx) uye sin (nx) maererano ne cos (x) uye sin (x).  Mubvunzo: Chii chinobatanidza mutoo wacho pamwe chete?
nhamba dzakaoma uye trigonometry