Solve the Inequality $$4 x ^ { 2 } - 19 x - 30 \geq 0$$

question 261

Multiple Choice

Solve the inequality. Write the solution set in interval notation.
- $$4 x ^ { 2 } - 19 x - 30 \geq 0$$

• A) \(( - \infty , - 6 ] \cup \left[ \frac { 5 } { 4 } , \infty \right)\)
• B) \(\left[ - 6 , \frac { 5 } { 4 } \right]\)
• C) \(\left[ - \frac { 5 } { 4 } , 6 \right]\)
• D) \(\left[ - \infty , - \frac { 5 } { 4 } \right] \cup [ 6 , \infty )\)

Differentiate between alcohols, ethers, esters, aldehydes, and carboxylic acids based on their functional groups.

Calculate molality and understand its distinction from molarity.

Understand the role of congeners in alcoholic beverages and their effect on the human body.

Understand the metabolism of alcohol in the human body.

---

Definitions:

Endosperm

The 3n nutritive tissue that is formed at some point in the development of all angiosperm seeds.

Ovule Wall

The protective outer layer of an ovule, which develops into the seed coat upon fertilization.

Seed Coat

The outer protective covering of a seed.

Megaspore

A type of spore in plants that develops into a female gametophyte, involved in the reproductive process.