Cl2+H2O=

решить уравнение

Разложите на простые множители числа:

а) 30, 70, 42, 110.

б) 16, 48, 36, 63.

в) 10, 100, 1000, 10 000.

скольки равен синус 30 а) о.5 б) 2

при каких значениях x верно неравенство 2x^2<7x-3

1)We arrived ___ Moscow yesterdaya a) In b) At c) On

2)Look The boy is laughing___ the dog a) With b) On c) At

3)I always wipe my hands ___ a clean towel a) On b) At c) With

4)He was listening ___ music at5 yesterday a)- b) to c)on

5)I’ll play a joke ___ him next time a)With b) at c) on