Find the arc length function for the curve 
with starting point 
Definitions:
Echinacea
A group of herbaceous plants used in traditional medicine, believed to boost the immune system and reduce symptoms of colds and other infections.
Immune System
The immune system is the body's defense mechanism against pathogens and diseases, comprising of organs, cells, and molecules that help to protect the body from harmful invaders.
Developing
The process of growth or improvement over time, often used in the context of countries, organizations, or technology.
Carbohydrate
An organic combination of carbon, hydrogen, and oxygen as a sugar, a starch, or cellulose.
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