Evaluate the Expression for the Given Value or Values $x ^ { 2 } + 5 x + 7 \text { when } x = - 3$

question 65

Multiple Choice

Evaluate the expression for the given value or values.
- $x ^ { 2 } + 5 x + 7 \text { when } x = - 3$

• A)1
• B)17
• C)31
• D)-13

---

Definitions:

Marginal Cost

The variation in overall expenses that occurs with the production of an additional unit.

Total-Cost Curve

A graphical representation showing the total cost of producing different quantities of a good or service.

Marginal Product

The additional output that is gained by employing one more unit of a factor of production.

Average-Variable-Cost Curve

A graphical representation showing how the average variable cost of production changes as the quantity of output is altered.