$\text { Find the indefinite integral by making the substitution } x = 9 \sin \theta \text {. }$

question 56

Multiple Choice

$\text { Find the indefinite integral by making the substitution } x = 9 \sin \theta \text {. }$
$\int \frac { 9 } { x ^ { 2 } \sqrt { 81 - x ^ { 2 } } } d x$

• A) \(- \frac { \sqrt { 81 - x ^ { 2 } } } { 81 x ^ { 2 } } + C\)
• B) \(\frac { \sqrt { 81 - x ^ { 2 } } } { 81 x } + C\)
• C) \(- \frac { \sqrt { 81 - x ^ { 2 } } } { 81 x } + C\)
• D) \(-\frac{1}{81 x\left(81-x^{2}\right)^{3 / 2}}+C\)
• E)\(\frac{1}{81 x\left(81-x^{2}\right)^{3 / 2}}+C\)

Comprehend the role and impact of JIT (Just-In-Time) systems on inventory management.

Recognize the role of technology in enhancing supply chain efficiency, including the implementation and security of CRM systems.

Grasp the concept and importance of supply chain flows (material, information, and financial).

Understand the strategic approaches companies like Zara use to gain competitive advantage in fast fashion.

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Marginal Cost

The increase in total production cost that results from making one additional unit of a product.

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