Find the Integral Using an Appropriate Trigonometric Substitution $$\int \frac { x } { \sqrt { 4 - x ^ { 2 } } } d x$$

question 103

Multiple Choice

Find the integral using an appropriate trigonometric substitution.
$$\int \frac { x } { \sqrt { 4 - x ^ { 2 } } } d x$$

• A) \(- \sqrt { 2 - x } + C\)
• B) \(\sqrt { 2 - x } + C\)
• C) \(\sqrt { 4 - x ^ { 2 } } + C\)
• D) \(- \sqrt { 4 - x ^ { 2 } } + C\)

Understand the concept of elasticity in labor markets and its relevance to tax incidence and employer behavior.

Distinguish between different types of taxes (income, sales, excise) and their implications for taxpayers at various income levels.

Recognize the influence of taxes on labor market equilibrium, including employment levels and wage rates.

Understand the initial impact of a payroll tax on firms' costs and workers' take-home pay.

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