Помогите упростить выражение: 1)3(2-а)²+4(а-5)² 2)-(3+х)²+5(1-х)². Created by klimenkol21. algebra-ru

Помогите упростить выражение: 1)3(2-а)²+4(а-5)² 2)-(3+х)²+5(1-х)²...

August 2022 1 18 Report

Помогите упростить выражение:
1)3(2-а)²+4(а-5)²
2)-(3+х)²+5(1-х)²

Answers & Comments

dukeevadariga 1) 3(4-4а+а^2) +4(а^2-10a+25)=12-12a+3a^2+4a^2-40a+100=7a^2-52a+112;
2) -(9+6x+x^2) +5(1-2x+x^2)=-9-6x-x^2+5-10x+5x^2=4x^2-16x-4=4(x^2-4x-1)

1 votes Thanks 1

2x-2...

Answer

klimenkol21 August 2022 | 0 Ответы

vychislit 1 05 minus 5 stepen 2 13 minus 2 stepen171650fa71f3773fcb7d8058d1e04fec 16590

Answer

klimenkol21 August 2022 | 0 Ответы

reshit kvadratnoe uravnenie razlozhiv ego levuyu chast na mnozhiteli 13h5h03fccfdb28b70e12dfa1290621b0bdc92 30754

Answer

klimenkol21 August 2022 | 0 Ответы

osnovaniya trapecii 6sm i 9sm vysota 10sm najti rasstoyaniya ot tochki peresecheniya0c50ad104f6e89a3291d70d1402d398b 22936

Answer

klimenkol21 August 2022 | 0 Ответы

osnovaniya trapecii 6sm i 9sm vysota 10sm najti rasstoyaniya ot tochki peresecheniyadea6b551016c04c8383f618917441f22 11246

Answer

Answers & Comments

2x-2...

vychislit 1 05 minus 5 stepen 2 13 minus 2 stepen171650fa71f3773fcb7d8058d1e04fec 16590

9 hh 1 32h 25 gt hh 1b800fa94593fe89989c46f558b0bbcf5 4400

2x-2...

najti proizvodnuyu 1 u2sin x 2 u3 tgxbc44ad00ebf0d1b235606d77184c837e 70266

perevesti na anglijskij 1iskusstvo prisutstvuet v nashej zhizni 2my stalkivaem

v okruzhnosti provedeny tri ravnye hordy odna iz nih udalena ot centra na 5sm n

reshit kvadratnoe uravnenie razlozhiv ego levuyu chast na mnozhiteli 13h5h03fccfdb28b70e12dfa1290621b0bdc92 30754

osnovaniya trapecii 6sm i 9sm vysota 10sm najti rasstoyaniya ot tochki peresecheniya0c50ad104f6e89a3291d70d1402d398b 22936

osnovaniya trapecii 6sm i 9sm vysota 10sm najti rasstoyaniya ot tochki peresecheniyadea6b551016c04c8383f618917441f22 11246

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