Предмет: Алгебра, автор: idisuhzjsjdjeje

скоротіть дріб x2-13x+22/x-11​

Ответы

Автор ответа: Universalka
0

\displaystyle\bf\\\frac{x^{2}-13x+22 }{x-11} =\frac{(x^{2}-2x)-(11x-22) }{x-11}=\\\\\\=\frac{x\cdot(x-2)-11\cdot(x-2)}{x-11} =\frac{(x-2)\cdot(x-11)}{x-11} =x-2

Похожие вопросы
Предмет: Математика, автор: strahksenua298
Предмет: Английский язык, автор: sofiyadedova07
помогите пожалуйста ,зарание спасибо)
1.Find the odd word:
1) trainers, trousers, sweater, pyjamas, leggings
2) travelling, gardening, cooking, boring, skateboarding
3) heavy, degree, neat, fashionable, scruffy
4) snow, snowball, snowflake, snowman, snowboard
5) mittens, sandals, slippers, gloves, nightie
2.Make up the questions : 1) pink , is, where , blouse, your ?
2) colour, what, his, is, sweater ?
3) you, do, summer, in, always, wear, shorts ?
4) when, we, shall, to the shop, go, to buy, clothes ?
5)she, wearing, a shirt, a blouse, or is ?
3.Find plural and singular: suit, scarf, raincoat, leggings, dressing gown, gloves, trousers, tie, clothes, shorts, jeans.
4. What do you usually wear in winter ( summer ) ? Write 5 sentences.
5.Use the verb to be in the right forms to complete the sentences:
1) The nightie _____ too long for the girl. She is not going to wear it.
2) The new pyjamas ______one of the presents Mike got for his birthday.
3) I saw a beautiful dress in the shop window. The dress _____very fashionable too.
4) These clothes _____ not for hot weather. Wear something light.
5) Jane’s new leggings _____dark blue. She puts them on with a yellow T-shirt.
6) – Where ____my slippers? I can’t find them.
-- Here, take mine.
7) Now jackets _____ very popular with teenagers. A lot more popular than coats.
8) The first jeans _____blue. Now they _____in different colours.
6. Complete the sentences with pronouns: these, this, they, them.
1) ____clothes are not for me, ____are for my younger sister.
2) I want green shorts but _____shorts are grey, not green.
3) Your white trousers are dirty. Wash _____ .
4) Can I have ______ red pyjamas, please? I like _____very much.
5) ______ mittens are very nice. I can wear _____ with my fur coat.
6) People don’t wear Christmas stockings. They put little presents in ______ .
7) I like trainers, ______ are good for running and jumping.
8) ______ pink dressing gown can be a good present for mother.
7.Use the verbs in brackets in the right forms to complete the sentences.
1) If he (go) _____to London next week, he (meet) _____his cousin Mary.
2) If you (not, change) ______your plans for the coming summer, I’ll go to the sea with you.
3) If they (have) ______some free time in the evening, they (visit) ______their old friends.
4) Denis (help) ______you with your work if you (ask) ______him.
5) I don’t know when I (watch) _______this new film but I really want to do it.