определите значение ускорения свободного падения вблизи поверхности Луны, считая массу равной Мл=7,35*10^19 т, а диаметр Dл=3500км

5 |x-1| -2 |x+3| =1 решить уравнение

Помогите пожалуйста! 

Make conversations according to the following sample talk:

-Have you heard about Harry!
-No, I haven’t. What happened?
-He broke his leg last week.
-That’s terrible! How did he do that?
-He was playing football and he had never played football before.
-Poor Harry! I hope he feels better soon.

Use the following names and actions: Tom (to twist his arm, to fly a kite), Doris (to
break her finger, to play tennis), Vincent (to burn himself, to bake bread), Peggy (lo get hurl
in an accident, to ride his bicycle), Edward (to get a black eye, to box), Stella (lo lose her
voice, to sing a song), a dog (to break its front teeth, to bite a bone).