Mathematics
The sum
\(1 + 2 \cdot 3 + 3 \cdot 3^{2} + \ldots\ldots \cdot 10 \cdot 3^{9}\)
is equal to
A
\(\frac{2 \cdot 3^{12} + 10}{4}\)
B
\(\frac{19 \cdot 3^{10} + 1}{4}\)
C
\(5 \cdot 3^{10} - 2\)
D
\(\frac{9 \cdot 3^{10} + 1}{2}\)
Select an option to instantly check whether it is correct or wrong.
