Solve the Equation for Solutions in the Interval [0 $$\left[ 0 ^ { \circ } , 360 ^ { \circ } \right)$$

question 401

Multiple Choice

Solve the equation for solutions in the interval [0 $$\left[ 0 ^ { \circ } , 360 ^ { \circ } \right)$$ ) . Round to the nearest degree.
- $$\cos 2 \theta = \frac { \sqrt { 3 } } { 2 }$$

• A) \(\left\{ 105 ^ { \circ } , 165 ^ { \circ } , 285 ^ { \circ } , 345 ^ { \circ } \right\}\)
• B) \(\left\{ 30 ^ { \circ } , 90 ^ { \circ } , 150 ^ { \circ } , 270 ^ { \circ } \right\}\)
• C) \(\left\{ 0 ^ { \circ } , 120 ^ { \circ } , 180 ^ { \circ } , 240 ^ { \circ } \right\}\)
• D) \(\left\{ 15 ^ { \circ } , 165 ^ { \circ } , 195 ^ { \circ } , 345 ^ { \circ } \right\}\)

---

Definitions:

Memory Cells

Immune cells that remember past infections, allowing the body to respond more swiftly to similar future threats.

Natural Killer Cells

Immune cells that play a crucial role in the destruction of infected or cancerous cells without prior sensitization.

Specific Antigen

A particular substance that the immune system recognizes and responds to, often triggering an immune response.

Pathogens

Microorganisms or viruses that can cause disease in their host, including bacteria, viruses, fungi, and parasites.