Контрольные задания > Разложите на множители: a(x+y)+a(b-x).

Вопрос:

Разложите на множители: a(x+y)+a(b-x).

Ответ:

\[a(x + y) + a(b - x) =\]

\[= a(x + y + b - x) = a(y + b).\]

Похожие

7. Для прорастания семян необходима: a) вода; б) тепло; в) воздух (кислород); г) все верно.
8. Большее количество воды необходимо для прорастания семени: a) проса; б) моркови; в) фасоли; г) укропа.
Task 4. In each sentence one word needs the addition of a prefix to give meaning to the sentence. Identify the words which need prefixes and them. - Known as Saint Nicholas in Germany, Santa Claus was usually accompanied by Black peter, an elf, who punished obedient children. Unemployment and costs have to acceptable levels. If he has his opinions on a subject, he is moveable. She headed back home and left her mission accomplished. He is rather trustful person to strangers. It was an mistakable step of his: he had own. It was rational to react in that manner. It is legal to drive while intoxicated. It was modest of them to say that. He had made progress that was previously achievable. It would be accurate to say that she has been dismissed. He left a growing satisfaction with himself and his position. It is a alcoholic drink. You were attentive at the lecture, that's why you didn't understand anything. The great Himalayan region is one of the few remaining isolated and accessible areas in the world today.