geography
What is the longest river in the world?
The longest river is Nile.
calculate the integral: f(x)=x4
F(x)=⅕x5+C
When did hitler become Reich Chancellor? (year)
He was appointed in 1933.
What is the capital of Austria?
The capital is Vienna.
calculate the integral: f(x)=3x2+3
F(x)=x3+3x+C
When was the First World War? (year)
1914-1918
When was the fall of the Berlin Wall? (exact date)
9. november 1989