Find the Exact Value of the Expression $\sin 255 ^ { \circ } \cos 15 ^ { \circ } - \cos 255 ^ { \circ } \sin 15 ^ { \circ }$

question 255

Multiple Choice

Find the exact value of the expression.
- $\sin 255 ^ { \circ } \cos 15 ^ { \circ } - \cos 255 ^ { \circ } \sin 15 ^ { \circ }$

• A) \(- \frac { \sqrt { 3 } } { 2 }\)
• B) \(- \frac { 17 } { 4 }\)
• C) \(- \frac { 1 } { 2 }\)
• D) \(\frac { \sqrt { 3 } } { 2 }\)

Explain the concept and application of Kirchhoff's current law.

Understand the usage and application of Kirchhoff's voltage law in electrical circuits.

Describe the process of simplifying circuit networks using Thevenin's and Norton's theorems.

Comprehend the superposition theorem and its utility in analyzing circuits with multiple power sources.

---

Definitions:

Schizophrenia

A long-term mental disorder involving a breakdown in the relation between thought, emotion, and behavior, leading to faulty perception, inappropriate actions, and feelings, withdrawal from reality and personal relationships into fantasy and delusion, and a sense of mental fragmentation.

Adolescents

Individuals typically between the ages of 10 and 19 years, characterized by physical, psychological, and social developmental changes.

Caregivers

Individuals who provide care to someone with a illness, disability, or needs associated with aging, often without professional training or compensation.