The Average Number of Prisoners in a County Jail Is $y = 0.15 x ^ { 2 } + 10.34 x + 114.16$

question 257

Multiple Choice

The average number of prisoners in a county jail is modeled by y $y = 0.15 x ^ { 2 } + 10.34 x + 114.16$ , where x is the number of years after 2000.
1. Graph this function from 0 to 30.
2. Approximate, to the nearest whole number, how many prisoners there will be in 2010.
3. Does this model indicate that the number of prisoners will increase or decrease from 2000 to 2030?

• A) 1. 2. 233 3. increase
• B) 1. 2. 351 3. increase
• C) 1. 2. 233 3. increase
• D) 1. 2. 333 3. increase

---

Definitions:

Buttress Root

A bracelike root at the base of certain trees that provides upright support.

Pneumatophore

Roots that extend up out of the water in swampy areas and are thought to provide aeration between the atmosphere and submerged roots.

Storage Root

A root modified for the storage of nutrients and energy, typically in the form of carbohydrates, as seen in carrots and beets.

Photosynthetic Root

Roots capable of photosynthesis, typically found in some aquatic plants, allowing them to absorb carbon dioxide directly from their environment.