Solve the Equation (X in Radians and in Degrees) for All

question 22

Multiple Choice

Solve the equation (x in radians and in degrees) for all exact solutions where appropriate. Round approximate answers
in radians to four decimal places and approximate answers in degrees to the nearest tenth.
- $3 \cos ^ { 2 } \theta + 2 \cos \theta = 1$

• A) \(\left\{ 51.8 ^ { \circ } + 360 ^ { \circ } \mathrm { n } , 128.2 ^ { \circ } + 360 ^ { \circ } \mathrm { n } \right\}\)
• B) \(\left\{ 70.5 ^ { \circ } + 360 ^ { \circ } \mathrm { n } , 180 ^ { \circ } + 360 ^ { \circ } \mathrm { n } , 289.5 ^ { \circ } + 360 ^ { \circ } \mathrm { n } \right\}\)
• C) \(\left\{ 103.2 ^ { \circ } + 360 ^ { \circ } \mathrm { n } , 145.2 ^ { \circ } + 360 ^ { \circ } \mathrm { n } , 283.2 ^ { \circ } + 360 ^ { \circ } \mathrm { n } , 325.2 ^ { \circ } + 360 ^ { \circ } \mathrm { n } \right\}\)
• D) \(\left\{ 49.8 ^ { \circ } + 360 ^ { \circ } \mathrm { n } , 130.2 ^ { \circ } + 360 ^ { \circ } \mathrm { n } , 229.8 ^ { \circ } + 360 ^ { \circ } \mathrm { n } , 310.2 ^ { \circ } + 360 ^ { \circ } \mathrm { n } \right\}\)

Analyze the relationship between output and costs using average and marginal measures.

Identify the effects of labor and capital inputs on production costs.

Assess how changes in production levels affect total, average, and marginal costs.

Distinguish between diminishing and increasing marginal product.

---

Definitions:

Problems

Issues, obstacles, or challenges that need to be dealt with or overcome.

Study

The act of dedicating time and attention to gaining knowledge on a subject through reading, practice, or observation.

Correlations

statistical measures that describe the extent to which two or more variables fluctuate together, indicating a relationship between them but not causation.

Open Practices

Scientific practices that result in a high level of transparency, such as making data or research materials available to other researchers.