search points attachment profile arrow left arrow right star heart verified symbols equation arrow-down question mark check menu accountancyadministrationagriculturalalgebraallarabicartart_musicbelarusbelarus_altbiologybusinesscatalachemistrychineseeconomicsegzamenglishentrepreneurshipenvironmentethicseuskarafirst_aidfrenchgalegogeographygeologygeometrygermangrammarhealthhistoryindia_langindonesian_langinformaticsitalianjapanesekazachkazach_altkoreanlanguagelatinlawlife_scienceliteraturelogicmathematicsmusicnigerian_langother_languagesotherspedagogicsphilosophyphysical_educationphysicspoliticspsychologyreligionrpa_langrussianrussian_altsciencesecurityskillssocial_sciencesociologyspanishstatisticstechnologytourismtrafficukrainianukrainian_altukrainian_literaturewos_civilisation accountancyadministrationagriculturalalgebraall_1arabicartart_music_2belarusbelarus_altbiologybusiness_2catalachemistry_1chineseeconomicsexam_3englishentrepreneurshipenvironment_2ethicseuskarasecurity_1frenchgalegogeography_4geology_4geometrygermangrammarhealthhistoryindia-langindonesian-langinformaticsitalianjapanesekazachAsset 230koreanlanguagelatinlawlife-scienceliteraturelogic_2mathematicsmusicnigerian-langotherlanguagesother_1pedagogicsphilosophyphysical_educationphysicspoliticspsychologyreligion_1rpa-langrussianrussian_altsciencesecurity_3_mskills_1allsocial_science_5_msociologyspanishstatisticstechnologytourismtrafficukrainianukrainian_altukrainian_literaturewos_civilisation

Ответ

Ответ дан
igundane

bullet 2x(x+4)-16x=12-4x^2Leftrightarrow 2x^2+8x-16x=12-4x^2Leftrightarrow \Leftrightarrow 6x^2-8x-12=0Leftrightarrow 3x^2-4x-6=0\D_1=4+18=22\x=frac{2pm sqrt{22}}{3}\bullet 2x(3x+4)-16x=12-4x^2Leftrightarrow 6x^2+8x-16x=12-4x^2Leftrightarrow \Leftrightarrow 5x^2-4x-6=0\D_1=4+30=34\x=frac{2pm sqrt{34}}{5}

Ответы и объяснения

Не тот ответ, который тебе нужен?


По всем вопросам пишите на - vashurokk@rambler.ru