Предмет: Математика, автор: Vredinka3004

Розкласти на множники

1). 15х^6-45х^4
2).6а^2-24ав

Дякую

Ответы

Автор ответа: dolga221107
0

Ответ:

1) 15х^6-45х^4=15x⁴•(x²-3)

2).6а^2-24ав=24Ba

Предыдущий вопрос
Следующий вопрос
Интересные вопросы
Предмет: Английский язык, автор: sanyavelikozhon
Listening
Task 1. Listen to the conversation twice and do the tasks:
Choose the correct option:
1.They want to see
2. The Saturday afternoon show is
Fill in the gaps with ONE word.
3. One of the boys has
4. The evening show is
5. There are
A) a film
A) at 2 o'clock
practice at 2:30 on Saturdays.
out.
seats left for Sunday.
B) a match
B) at 3 o'clock
asks for the Summitative
C) a play
C) at 4 o'clock
5 15 points
1 год назад
Предмет: Биология, автор: amanzulov77
Срочноооооо 40 баллов дам какие клетки крови переносят больше кислорода ​
1 год назад
Предмет: Английский язык, автор: Sergeyhj

Listening.
Listen to five speakers and fill in the gaps with the following words:
Speaker A
excited fairies screaming letter jumped
While on holiday last summer, I had a dream that a green monster was chasing me. The dream ended when 11) off a cliff and woke up on the floor next to my bed. My mum has a dream dictionary so I looked up the meaning. The book says that 2) someone is chasing you means that you are stressed about something. How can you be stressed when you're on holiday?
Speaker B
Last night I dreamt that I was at school when a fire broke out. Students and teachers were 3) and running everywhere, I was in the bathroom with my friend and by the time we got out, the whole school was on 4). We tried to run, but couldn't move. I woke up shaking and screaming
Speaker C
In my dream, my grandfather from Spain had sent me a 5) describing his new summer house and inviting me to spend the summer with him and my grandmother. Well, I woke up this morning and my mum told me that my grandfather had sent her an 6) telling her he had bought a new house!
Speaker D
When I was young, I always had the same dream. I was living in a magical forest filled with monsters and 7) Every night was a different adventure. A few years ago 18) children all over the world can be a part of my dream world. to turn my dream into a film. Now

Speaker E

I woke up this morning all 9) because I dreamt that my best friend Lisa and I had won the local talent competition. I rushed to school to tell her about my dream, only to find out that she had had exactly the 10) dream as me!

Grammar

Complete the sentences with the correct past forms of the verbs in brackets.

1. When you rang, I... (clean) my bike.

2. I really... (like) the meal we had at your house last Tuesday.

3. We... (go) to the theatre four times last month.

4. I was reading a book while you... (do) the washing-up.

5. By the time I got to class, the lesson... (start).

6

. We... (do) grammar exercises for over an hour, so we were really bored.

7. Fifty years ago, people... (not spend) as much on entertainment as they do today.

8.... (you/hear) about the accident before you saw it on TV?

9. He... (not see) his cousins since they were children.

10.1... (join) a new English class last January and by June I had taken my exam.
Word formation

Read the text and fill in the gaps transforming the capitalized words.

Decide what the Dream Means to You

Dreams that are clear with (1). events are very (2) Dreams issues can help you find an (3), tion. History is filled with the (4) objects and RECOGNIZE about real life USE and solu- EXPLAIN begun in INVENT dreams, from (5) to fashion (6) Dreams often come to us as a metaphor, like a puzzle awaiting us to piece it together. It's harder to understand the (7) of an ab- MEAN stract dream than to interpret one with real (8) (9) to your waking life. Pay attention to the CONNECT the dream awakens. There's no one FEEL way to interpret them. Figure out what makes sense in terms of your present (10) state. EMOTION

SCIENCE/CREATE

Match the words in the two columns. Then, 2 use the phrases to complete the sentences.

a our needs

12 mow

btusla

e to harm

3 come

4 cater for

d the carpets

5 pertur

e a reality

6 become

the lawn

I need a robot that can

because one of my chares is to keep the garden tidy. 2 There are many gadgets and machines on the

market that already scientists promise that future robots will satisfy even more of our demands

3 Robots in factories are there to that are dangerous or difficult for humans

4 Floors in homes will never be dirty agen once there are robots to

5 Should we trust robots to take on jets where humans could made a mistake? if they

5 Do you think that robetic dectors will ever
1 год назад
Предмет: Английский язык, автор: safronovakarina16
помогите пожалуйста 20 баллов ​
7 лет назад
Предмет: Математика, автор: ospanovadarina12
Найдите наибольший общий делитель чисел способом перебора делителей:
1) 12 и 32;
2) 30 и 42;
3) 35 и 60;​
7 лет назад