Evaluate the Integral $$\int _ { \pi / 2 } ^ { 3 \pi / 2 } 21 \cos x d x$$

question 96

Multiple Choice

Evaluate the integral.
- $$\int _ { \pi / 2 } ^ { 3 \pi / 2 } 21 \cos x d x$$

• A) -42
• B) 21
• C) 42
• D) -21

---

Definitions:

Children

Young human beings, typically from birth to puberty.

Understand Death

The comprehension of the concept of death, including its biological finality and its impact on the living.

Complicated Grief

An intense, prolonged period of grief that is characterized by significant impairment in daily functioning.

Future Life

Speculations or expectations about one's life or the world in the coming years.