Предмет: Алгебра, автор: arturgavrilenko82

4)упростите дробно рациональное выражение (3x + 6y)2 5 x + 10 y​

Ответы

Автор ответа: RandomIcer
0

y

((3x+6y)*2)/(5x+10y)

(3*2*(x+2y))/(5*(x+2y)

x+2y сокращается

6/5=

RandomIcer: В начале y случайно написал
Предыдущий вопрос
Следующий вопрос
Интересные вопросы
Предмет: География, автор: filipka125
Поміркуйте, до ядра, напівпериферії чи периферії
світового господарства можна віднести економіку України. відповідь обґрунтуйте
1 год назад
Предмет: География, автор: piksuska2
Визначіть масштаб карти якщо відстань між містами на ній становить 6 см а на місцевості 1200 км
1 год назад
Предмет: Немецкий язык, автор: hyavei29
Напишите о своем любимом учителе.
Моего любимого учителя зовут: Киричук Людмила, СРОЧНО даю 40 БАЛОВ
НА НЕМЕЦКОМ ЯЗЫКЕ МОЖЕТЕ ПО СВОЕМУ СРОЧНО
1 год назад
Предмет: Математика, автор: ohnohi
мотоциклист ихав 3 години за першу годину пройихав 35 процентов усого шляху за другу годину 0,4 усього шляху а за третю решту 37,5 км яку видстань пройихав мотоцыклист ( ясно и понятно кратно)
7 лет назад
Предмет: Английский язык, автор: Amidel
Решила дам 40 БАЛЛОВ!!!
1. One of the ... attractions in our town is the outdoor ice-skating rink.

a) big

b) bigger

c) biggest

d) most big

2. My friend ... part in many sports competitions when he was younger.

a) take

b) took

c) taken

d) will take

3.Den played his first ... of tennis when he was just seven years old.

a) match

b) game

c) play

d) player

4. Your paintings are brilliant! you should participate in the school's painting ...

a) competition

b) championship

c) match

d) game

5. Our star player injured his back and ... finish the season.

a) can

b) can't

c) could

d) couldn't

6.In my holidays I decided to spend a relaxing day on the golf ...

a) court

b) course

c) rink

d) pitch

7. Look! This boy ... just ... the competition.

a) has win

b) has won

c) have win

d) have won

8. The girl ... won this competition is my sister.

a) who

b) which

c) whose

d) what

9. The general idea of sandboarding is the ... as snowboarding.

a) other

b) same

c) any

d) like

10. This sportsman ... doing his sport for over three years.

a) has been

b) have been

c) has

d) have

11.I... to Canada a few years ago and I fell in love with ice climbing.

a) morning

b) move

c) moved

d) will move

12.A ... rolls down a hill, at the high speeds, strapped inside a lerge plastic ball.

a) tennis player

b) football player

c) zorbanaut

d) climber

13. I found nothing more exciting than to take out my board and whizz ... the sand dunes.

a) down

b) up

c) along

d) across

14.Underwater hockey originated in Britain where it was invented by a ... club.

a) diving

b) drawing

c) driving

d) skydiving

15.A forceful wind can create amazing ... dunes in the desert.

a) sand

b) snow

c) sky

d) sport

17.Football is a very ... spectator sport.

a) most popular

b) many popular

c) less popular

d) popular

17. Players wear masks, flippers and snorkels during they play...

a) ice hockey

b) underwater hockey

c) windsurfing

d) water polo

18. You need a snorkel to be able to stay underwater and look ... the fish.

a) in

b) at

c) on

d) to

19. ... you like unusual kinds of sports?

a) Do

b) Does

c) Will

d) Did

20.My classmates ... usual kinds of sports.

a) like

b) liked

c) will like

d) likes
7 лет назад