question

Evaluate the summation of negative 5 n minus 1, from n equals 3 to 12..

answer

β385

question

Evaluate the summation of 20 times 0.5 to the n minus 1 power, from n equals 3 to 12..

answer

9.99

question

Evaluate the summation of 2 n plus 5, from n equals 1 to 12.

answer

216

question

Given the sequence in the table below, determine the sigma notation of the sum for term 4 through term 15.
n an
1 4
2 β12
3 36

answer

(NOT) c. the summation of 4 times negative 3 to the n minus 1 power, from n equals 1 to 15.
(MAYBE) d. the summation of 4 times negative 3 to the n minus 1 power, from n equals 4 to 15.

question

Evaluate the summation of 3 times negative 2 to the n minus 1 power, from n equals 1 to 5.

answer

33

question

Evaluate the summation of 3 n plus 2, from n equals 1 to 14..

answer

343

question

Given the sequence in the table below, determine the sigma notation of the sum for term 4 through term 15.
n an
1 5
2 β10
3 20

answer

sum from n equals 4 to n equals 15 of 5 times negative 2 raised to the n minus 1 power.