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Find an equation for the tangent plane to the ellipsoid at the point .
Mass Services
Services that are provided on a large scale, aiming at a broad customer base, often standardized for efficiency.
Upstream Activity
Refers to the initial stages in the production process, often including exploration and extraction in industries like oil and gas.
Value Chain
The series of steps that a company takes to create or add value to a product, from raw materials to finished product.
Financial Planning Business
A service-oriented business that provides personalized financial advice, including investment management, income planning, and tax strategies, to help clients achieve their financial goals.
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