$$\text { Find the surface area generated by rotating the lemniscate } r ^ { 2 } = 10 \cos 2 \theta \text { about the line } \theta = \pi \text {. }$$

question 136

Short Answer

$$\text { Find the surface area generated by rotating the lemniscate } r ^ { 2 } = 10 \cos 2 \theta \text { about the line } \theta = \pi \text {. }$$

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Statistical Technique

A method used in research to analyze data and draw conclusions from it, often involving mathematical theories and models.

L-Data Technique

The L-Data Technique refers to the use of life record data, such as observable behavior and real-world outcomes, in psychological research and assessment.

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Actions or reactions of an organism or individual, usually in response to the environment, that are distinct and particular.