Evaluate the Integral $$\int _ { 0 } ^ { \pi } \sqrt { 1 - \cos ^ { 2 } x } d x$$

question 237

Multiple Choice

Evaluate the integral.
- $$\int _ { 0 } ^ { \pi } \sqrt { 1 - \cos ^ { 2 } x } d x$$

• A) \(\frac { \sqrt { 2 } } { 2 }\)
• B) 0
• C) 2
• D) \(\sqrt { 2 }\)

Apply elementary row operations for matrix simplification and solving systems.

Solve systems of linear equations using matrices.

Use Cramer's Rule to solve systems of linear equations.

Understand the process of matrix transformation through elementary row operations.

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