Level:
Project ID:
1003134707
Source Problem:
Accepted:
1
Clonable:
1
Easy:
0
Find the sum of the first five terms of the geometric sequence \( \{a_n\}_{n=1}^{\infty} \), if: \[ \begin{aligned} a_1+a_3&=8, \\ a_1+a_2&=0. \end{aligned} \]
\( 4 \)
\( -4 \)
\( 0 \)
\( 8 \)
\( -8 \)