Решите пожалуйста это демо версия контрольной и хотелось бы написать на 4-5. Created by Катя167kiti. algebra-ru

1a)16x^10y^4*x^6y^3=16x^16y^7b)x²-2xy+y²+4x²-y²=5x²-2xy2a)3n(3-n)b)(n-7)(n+7)3)Строишь точки (7;0) и (0;7),проводишь прямую.4{x-y=9/*2⇒2x-2y=18{5x+2y=17прибавим7x=35x=55-y=9y=-4(5;-4)5х-скорость по проселочной дороге,х+10-по шоссе3х+0,5(х+10)=1103х+0,5х=110-53,5х=105х=30км/ч-по дороге30+10=40км/ч-по шоссе Реклама Реклама Новые вопросы в Алгебра Решите, пожалуйста, задачу! 0,5a+2,1b когда a=30 b=21 решите пожалуйста номер 1.17. Помогите срочно 2. 1-3 и 4. 1-3 Решите, пожалуйста, задачи! разложите (a+b)³-64a³помогите пжппжпжпжпжппжпжппд срочно разложите на множетели 8х⁶у¹²-р³q⁹Помогите пжпжпжпжпжппжпж срочно помогите пж срочно пжпжпжпжпжп помогите пж срочно пжпжпжпжпжп помогите пж срочно пжпжпжпжпжп Предыдущий Следующий Реклама - это не так уж плохо Реклама - это не так уж плохо Понимаем - вы пришли сюда не за рекламой. Но она помогает нам предоставлять бесплатный доступ к Знаниям. Пожалуйста, внесите наш сайт в список разрешенных. ОК, разблокирую рекламу на Знаниях! 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Решите пожалуйста это демо версия контрольной и хотелось бы написать на 4-5...

Катя167kiti @Катя167kiti

September 2021 1 61 Report

Решите пожалуйста
это демо версия контрольной и хотелось бы написать на 4-5

Answers & Comments

sedinalana

Verified answer

1
a)16x^10y^4*x^6y^3=16x^16y^7
b)x²-2xy+y²+4x²-y²=5x²-2xy
2
a)3n(3-n)
b)(n-7)(n+7)
3)Строишь точки (7;0) и (0;7),проводишь прямую.
4
{x-y=9/*2⇒2x-2y=18
{5x+2y=17
прибавим
7x=35
x=5
5-y=9
y=-4
(5;-4)
5
х-скорость по проселочной дороге,х+10-по шоссе
3х+0,5(х+10)=110
3х+0,5х=110-5
3,5х=105
х=30км/ч-по дороге
30+10=40км/ч-по шоссе

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Решите, пожалуйста, задачу!

0,5a+2,1b когда a=30 b=21

решите пожалуйста номер 1.17.

Помогите срочно 2. 1-3 и 4. 1-3

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