Solve the Equation for Exact Solutions $4 \cos ^ { - 1 } x = \pi$

question 347

Multiple Choice

Solve the equation for exact solutions.
- $4 \cos ^ { - 1 } x = \pi$

• A) \(\left\{ \frac { \pi } { 4 } \right\}\)
• B) \(\left\{ \frac { \sqrt { 2 } } { 2 } \right\}\)
• C) \(\left\{ \frac { \sqrt { 3 } } { 2 } \right\}\)
• D) \(\left\{ \frac { 1 } { 2 } \right\}\)

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Imperfectly Competitive Market

A market structure where individual sellers have some control over the price of their goods due to lack of perfect competition.

Wage Rate

The amount of compensation an employee receives per unit of time worked, often expressed hourly.

Workers Employ

The act of hiring labor, where businesses or individuals provide jobs to workers in exchange for their services.

MRC = MRP

An economic condition where a firm's Marginal Resource Cost equals its Marginal Revenue Product, optimizing resource allocation.