Examlex
Rationalize the numerator and simplify. Assume all variables represent positive real numbers.
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EEG
Electroencephalogram, a test that detects electrical activity in your brain using small, flat metal discs attached to your scalp.
Brain Activity
The electrical and chemical processes occurring within the brain that are associated with various mental functions and behaviors.
Left Hemisphere
The left hemisphere of the brain is primarily involved in controlling the right side of the body and is often associated with analytical tasks, such as language processing, mathematics, and logic.
Smiling
A facial expression featuring the upward curving of the mouth, often expressing happiness, amusement, or sociability.
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