Examlex
State whether the vectors are parallel, orthogonal, or neither.
-v = 4i + 2j, w = 8i + 4j
Parkinson's Disease
A progressive neurological disorder that affects movement, causing symptoms such as tremors, rigidity, and slowness of movement.
Calorie Restriction
The practice of limiting dietary energy intake (while consuming sufficient quantities of vitamins, minerals, and other important nutrients) for the purpose of improving health and slowing down the aging process.
Aging
The process of becoming older, which involves a number of biological, psychological, and social changes over time.
Maximum Life Span
The oldest possible age that members of a species can live under ideal circumstances. For humans, that age is approximately 122 years.
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Q232: v = 4i - 2j, w =