Find the Sum Using the Formulas for the Sums of Powers

question 9

Multiple Choice

Find the sum using the formulas for the sums of powers of integers.​ $$\sum _ { j = 1 } ^ { 11 } \left( 4 - \frac { 1 } { 2 } j + \frac { 1 } { 2 } j ^ { 2 } \right)$$ ​

• A)-264
• B)264
• C)-506
• D)759
• E)506

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Definitions:

Infrastructure

The fundamental facilities and systems serving a country, city, or area, including transportation and communication systems, power plants, and schools.

Unemployment Rate

The proportion of the working sector that lacks employment but is in the hunt for jobs.

Technology

The application of scientific knowledge for practical purposes, especially in industry and the development of innovations.

Production Possibility Frontier

A curve demonstrating the maximum potential output levels of two goods or services an economy can achieve when all resources are efficiently utilized.