Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: [P e n t r u space n equals # n comma space s ă space s e space c a l c u l e z e space space s u m a space stack sum left parenthesis with k equals 1 below and n on top 1 minus i right parenthesis to the power of k space.]
Right answer summary: The content can not be displayed.
Question state: todo