2. Плиииз...

July 2022 1 10 Report

Упростите выражение (a-2ab)(a^2+2ab+4b^2)-a(a-b)(a+b) и найдите его значение при a=8 и b=-1/2. Плиииз

Answers & Comments

yarovoe (a-2ab)(a^2+2ab+4b^2)-a(a-b)(a+b) =a(1-2b)(a²+2ab+4b²-a²+b²)=
=a(1-2b)(2ab+5b²)=ab(1-2b)(2a+5b)
ab ·(1-2b)(2a+5b)=8·(-0,5)·(1-2·(-0,5)(2·8+5·(-0,5))=-4·2·(16-2,5)=
=-8·13,5=-108

0 votes Thanks 0

kakie priznaki harakterny dlya cheloveka kak predstavitelya tipa hordovye a diafr

Answer

lolo39 August 2022 | 0 Ответы

k chelovekoobraznym obezyanam otnositsya a avstralopitek b pitekantrop v sinan

Answer

lolo39 July 2022 | 0 Ответы

kakie obezyana vhodyat v semejstvo gominid a makaka b gorilla v gibbon g bab

Answer

lolo39 July 2022 | 0 Ответы

ostanki neandertalcev najdeny v a afrike b azii v evrope g centralnoj ame

Answer

lolo39 July 2022 | 0 Ответы

dlya primatov ne harakterny a makaka b gibbon v gorilla g babuin

Answer

Answers & Comments

slovoobrazovatelnyj razbor slov kogda to i slova po osobennomu pliiiz

v treugolnike abc provedeny bissektrisy ak ugla bac i bissektrisa km ugla akb

v pryamougolnom treugolnike gipotenuza ravna 60sm najdite medianu provedyonnuyu

obyom mozga drevnejshih lyudej sostavlyal a 500 600 sm3 b 700 800 sm3 v 100 1

vid homo sapiens yavlyaetsya predstavitelem carstva a chelovek b zhivotnye v ra

kakie priznaki harakterny dlya cheloveka kak predstavitelya tipa hordovye a diafr

k chelovekoobraznym obezyanam otnositsya a avstralopitek b pitekantrop v sinan

kakie obezyana vhodyat v semejstvo gominid a makaka b gorilla v gibbon g bab

ostanki neandertalcev najdeny v a afrike b azii v evrope g centralnoj ame

dlya primatov ne harakterny a makaka b gibbon v gorilla g babuin

рекомендуемые вопросы

Helpful Links

Helpful Social