даны функции f(x)=x^2+2X+4 и g(x)=-x^2-1 написать уравнение общей касательной к графикам функции y=f(x) и g(x)

Fill in prepositions where necessary to complete the sentences.

1) I feel that somebody has been spying ... me for some time. Who can it be? 2) Cruetly and violence must be taken away ... the screen. 3) I can not explain Alans cruelty ... his dog. We must speak ... him. 8) Lets go ... the cinema instead ... going to the circus.

які мильні опери покажуть на українських каналах

Guess when shall or will?  

I shall read your letter in a minute.

We shall help Hobbit to clean his room tomorrow.

You will get a very nice birthday present.

She/He will send me a postcard next week.

It will be snowy in winter.

They will come to Russia next year.

помогите решить!! 24√2 . cos(-135градусов)=?