Разделим обе части уравнения на -4/7, получим:
х² - 49 = 0
х² = 49
х = <span>±7
Больший корень х=7</span>
Man and nature are closely related to each other. Nature creates all the conditions for human life, so it is important to live in harmony with it.
Beautiful scenery of nature, fill the human soul delight, only this beauty is truly mesmerizing. Interest of man to nature is infinite, how many secrets and mysteries carry forest and sea. So much we do not know about nature.
To enjoy the beauty of nature does not have to travel far enough to go to the park or forest. Especially beautiful nature in the autumn, when I want to sit on the bench and to absorb its beauty, enjoy it. That's when you feel like your heart is filled with new colors, as it is saturated with the beauty of the world. At these moments, you realize how closely connected people to nature.
2.is reading
3.is eating
4.is sleeping
5.is watching
6.lies
7.are playing
2.Is John writing the letter?
no,he isnt.He is reading book
Is Jane eating a banana?
no,she isnt.She is eating an apple
Is grandfather listening radio
no,he isnt.He is watching TV
Is dog sleeping on the chair?
no,it isnt.It is sleeping on the capret.
Благодари ,и ответ в лучший
1.1 Third Conditional
2.1 Second Cond.
3.2 First Cond.
My friend is Misha. He's my classmate and neighbor. We go home after school. After we have done our homework, we go to the yard and play football. Then, we go to my house and watch cartoons and films.