Find the derivative of the vector function. 
Definitions:
OASDI
An acronym for Old-Age, Survivors, and Disability Insurance, a comprehensive federal benefits program in the United States that provides retirement, disability, and survivors benefits.
Hospital Insurance
A type of insurance coverage that pays for medical and surgical expenses incurred by the insured in a hospital setting, often part of broader health insurance plans.
OASDI
The Old-Age, Survivors, and Disability Insurance program, which is the official name for Social Security in the United States, providing benefits for eligible retirees, disabled individuals, and their families.
Hospital Insurance
Coverage that pays for hospitalization expenses either partially or in full, typically part of health insurance.
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