Предмет: Математика, автор: влад703

разложить на множеьели y2-x2-y-x

Ответы

Автор ответа: GlebGor1998

y^2 - x^2 - y - x = (y^2 - x^2) - (y + x) = (y + x) * (y - x) - (y + x) *1 =
(y + x)* ((y - x) - 1) = (y + x)* (y - x - 1)

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Литература, автор: innokentiy268

Надо составить маленькую сказку где должно быть много фроологизмов. 50баллов за ответ

6 лет назад

Предмет: Математика, автор: martacomya

9|х|-6=0
|3х + 8|=0
4,1-|х|=5
8/х = 6/5

6 лет назад

Предмет: Английский язык, автор: 2005ps

Task 1. Choose the correct item.
Coca-cola is a fizzy/still drink.
It’s said that oily/bitter chocolate is good for our health.
-The dish is very tasty. What spices/additives did you use? –Nothing special, just some pepper and salt.
Since childhood children are taught that being greedy/starving is impolite. If you have some sweets, you should share with your friend.
I prefer to avoid using artificial/fake additives, they can consist monosodium glutamate.
To recover you should follow the doctor’s recipe/prescriptions.
Some people like to eat lemons, but I find them too sour/rotten for me.
He was immediately taken to the hospital where the doctors started treating/curing him.
I can’t concentrate, I have a terrible head pain/ache.
Task 2. Fill in the gaps with the appropriate word.
Concentration, handful, physically fit, boost, indigestion, tooth decay
You need a ______ of raisins for the cake.
You should clean your teeth twice a day to prevent _______.
If you don’t want to have ________, try to reduce eating spicy food.
Lack of _______ appears because of the tiredness, eat more iron-rich foods and you will feel better.
Red foods give us that extra ______ when you really need it the most.
To keep your body _________ and not overweight you should eat less and take regular exercises.
Task 3. Put the verbs in brackets into the correct form.
She would have come to dinner if we _____(invite) her.
Were I you, I ____(put on) some warmer clothes.
Joan _____(be able to) come to the party if she wasn’t working.
Paul _____(tear) his shirt if he climbs that tree.
Unless you _____(work) hard, you _____(fail) the exam.
I wish Paul _____(tell) me what is wrong with him.
Had I heard any news, I _____(tell) you immediately.
If you had put your keys in the pocket, you _______(lose) them.
If only I _____(buy) those shoes we saw today.
Task 4. Fill in the appropriate preposition.
My grandfather gave __________most of his money to help poor people in developing countries.
My doctor told me I should give ______eating sweets or I will have a problem related to diabetes.
I do not trust this bus, it is giving _____too much noise.
I will not give you ______ any of my pets.
Do not forget to give _______ the books you borrowed from my father.
A lot of people in the USA suffer ______ overweight.
I think we’ll cope ______ this tough situation.

6 лет назад

Предмет: Литература, автор: некит8

напишите люое стихотворение в котором всего 16 строчек
пожалуйста ну очень легкий стих мне его завтра нада уже

9 лет назад

Предмет: Математика, автор: Аноним

в двух бригадах 48 рабочих в первой бригаде ? а во второй в 3 раза больше

9 лет назад