Предмет: Алгебра, автор: krasilnikov123

Помогите решить (x+8) (x-7)=0

Ответы

Автор ответа: русская25

0

(х+8)(х-7)= 0
х+8=0 или х-7=0

х1= -8
х2= 7

Ответ: -8;7

Предыдущий вопрос

Следующий вопрос

Интересные вопросы

Предмет: Русский язык, автор: hohok1289l

Помогите пожалуйста

6 лет назад

Предмет: Английский язык, автор: Давиделька

1. Fill in the correct word.
• curious • imaginative • daring • determined • patient • slim
1. Tina goes skateboarding in winter and windsurfing in summer. She is very …
2. My sister is very …. She always creates new and exciting things.
3. Sally is very …. When she wants something she does everything she can to achieve it.
4. Girls who work as models are always ….
5. I’m not …. I get annoyed when something takes a long time.
6. Don’t be so …! If he wants to tell you what happened, he will.
2. Underline the correct item.
1. Her hair is shoulder-length/tall.
2. Everyone in my family has dark hair/curly.
3. Emma has a pretty face with blue eyes and of medium height/straight blond hair.
4. I have freckles/beard on my face.
5. Adam is the young boy with the spiky/skinny blond hair.
6. My mum has brown, wavy eyes/hair.
7. When I was younger, I used to wear my hair in scars/pigtails.
8. My sister has long/round hair.
9. Jennifer is tall and slim/straight.
10. My dad is really tall with a black moustache/ hair.
3. Complete the sentences using the correct relative pronoun or relative adverb.
1. Jane, …favourite hobby is fencing, also loves swimming.
2. A doctor is someone … helps treat sick people.
3. I don’t know the boy … plays Peter Pan in this film.
4. This is the town … my father was born.
5. He explained … he did it.
6. 2004 was the year … we competed in the skateboarding tournament.

6 лет назад

Предмет: Русский язык, автор: madiyareber

составить словосочетания с предлогами из-за ,из-под,по-за,по - над

6 лет назад

Предмет: Биология, автор: Аноним

Напишите, почему земноводные нуждаются в охране?

10 лет назад

Предмет: Алгебра, автор: mark1802

решите уровнение за 10 класc
cos3x-cos5x=sin4x

10 лет назад