Find the Sum of the First N Terms of the Following

question 300

Multiple Choice

Find the sum of the first n terms of the following arithmetic sequence.
- $$a _ { 1 } = 1 , d = - 1 ; \quad n = 6$$

• A) 6
• B) -7
• C) \(- 5\)
• D) \(- 9\)

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Definitions:

Pareto Efficient

An allocation condition in resources where any attempt to favor one individual results in a disadvantage to another.

Pareto Optimal

A state of allocation of resources from which it is impossible to reallocate without making at least one individual or preference criterion worse off.

Marginal Rate of Substitution (MRS)

The marginal rate of substitution is the rate at which a consumer is willing to substitute one good for another while keeping the utility level constant.

Cobb-Douglas Utility Functions

A mathematical representation of consumer preferences that shows how utility depends on the consumption of different goods, characterized by constant elasticity of substitution.