Решить неравенство а) ( 2x - 3 ) (x+4) > 0 б) x² -16 < 0. Created by adelya606. algebra-ru

Решить неравенство а) ( 2x - 3 ) (x+4) > 0 б) x² -16

August 2022 1 12 Report

Решить неравенство

а) ( 2x - 3 ) (x+4) > 0
б) x² -16 < 0

Answers & Comments

marinin2003 1)
2х^2+8х-3х-12>0
2х^2+5х-12
D= 25 -4 × 2 × (-12) = 25 + 96 = 121 = 11^2
х1 = (-5 + 11)/4 = 1 1/2
х2 = (-5 - 11)/4 = -4
х1 > 0. Ответ 1 1/2

2) х^2 = 16
х1,2 = +-4
х2 < 0. Ответ -4

2 votes Thanks 1

pomogite pozhalujsta s resheniem ochen nado zaranee spasiboe08561d83b58f9b7dc48b13dbe5a28e2 93416

Answer

adelya606 August 2022 | 0 Ответы

sostavte shemy predlozhenij 1vy pridete ko mne ili ya dolzhen zajti k vam 2po

Answer

Answers & Comments

formuly i edinicy raboty elektricheskogo toka

postroit grafik funkcii s resheniiem y 2x 5x3

pomogite pozhalujsta s dz postroit grafik funkcii yx 3x2

rebyat opredelite pozhalujsta vremya 1 she said that she enjoyed travelling a

11 a s21b8a5dd43e14ad0df7be38f841fb110f9 83792

pomogite pozhalujsta s zadaniyami pozhalujsta ochen nado zaranee spasibo

pomogite pozhalujsta s 4 primerami

predstavit celye desyatichnye chisla v 8 bitnoj yachejke pamyati a 20 b36 pozh

pomogite pozhalujsta s resheniem ochen nado zaranee spasiboe08561d83b58f9b7dc48b13dbe5a28e2 93416

sostavte shemy predlozhenij 1vy pridete ko mne ili ya dolzhen zajti k vam 2po

рекомендуемые вопросы

Helpful Links

Helpful Social