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Find cos B to the nearest ten-thousandth if a = 14.5, b = 7.8, and c = 16.5.
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A neurotransmitter involved in many functions including mood regulation, appetite, and sleep.
Illicit Drug
A substance whose production, sale, or use is prohibited by law.
Marijuana
Marijuana, also known as cannabis, is a psychoactive drug from the Cannabis plant used for medical or recreational purposes.
Amphetamines
A class of stimulant drugs that affect the central nervous system, commonly used to treat ADHD and narcolepsy, but also prone to abuse.
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