Use the Formula for the Sum of the First N $$\sum _ { i = 1 } ^ { 31 } ( - 4 i - 8 )$$

question 99

Multiple Choice

Use the formula for the sum of the first n terms of an arithmetic sequence to find the indicated sum.
- $$\sum _ { i = 1 } ^ { 31 } ( - 4 i - 8 )$$

• A) \(- 2092.5\)
• B) \(- 2170\)
• C) \(- 2232\)
• D) \(- 1984\)

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Definitions:

Lamina

A thin layer, membrane, or plate of tissue, especially in bone or plant structures.

Calcaneus

The heel bone, a large bone forming the foundation of the rear part of the foot.

Fibula

The fibula is a long, thin bone located on the lateral side of the tibia in the lower leg.

Metatarsals

Long bones in the foot that connect the ankle to the toes, crucial for walking and bearing weight.