What is the summation notation for the geometric series 5 plus 10 plus 20 plus 40 plus 80 ?
A
the sum from k is equal to 1 to 5 of 5B
the sum from k is equal to 1 to 5 of 2C
the sum from k is equal to 0 to 4 of 5D
the sum from k is equal to 1 to 4 of 5