Question

2.) 1/2x- 1/4x² + 1/8x? - 1/16x4 + ? ..
A.) Determine the nth sequence of the sequence according to the stimulus.
B.) Find out what condition is imposed on x and find the infinite sum of the given clauses.
C.) 9 + 99 + 999 + 9999 +. Find the sum of the nth terms of the clause and find its infinite sum. ​

Answer 1

Answer:

I don't know what follows me please