52.7k views
5 votes
PLS HELP

200
Σ
j=1
2j( j + 3)
Describe the steps to evaluate the summation. What is the sum?

2 Answers

3 votes

Answer:

Distribute 2j to (j+3).

Rewrite the summation as the sum of two individual summations.

Evaluate each summation using properties or formulas from the lesson.

The lower index is 1, so any properties can be used.

The sum is 5,494,000.

Explanation:

EDGE 2021

User Sandeep Shabd
by
4.4k points
5 votes

Answer:

Description:

Distribute 2j to (j+3).

Rewrite the summation as the sum of two individual summations.

Evaluate each summation using properties or formulas from the lesson.

The lower index is 1, so any properties can be used.

The sum is 5,494,000.

Explanation:

Edge 2020

User Chikitin
by
5.5k points