The ellipsoid 
intersects the plane 
in an ellipse. Find parametric equations for the tangent line to this ellipse at the point (1, 2, 2).
Definitions:
Common Stock
A type of equity security representing ownership in a corporation, with holders possibly entitled to vote on corporate matters and receive dividends.
Shares Outstanding
The total number of shares of a corporation that have been issued and are currently owned by shareholders.
Cost of Equity
The return a firm theoretically pays to its equity investors to compensate for the risk they take by investing in the stock.
Annual Dividend
The total amount of dividend payments a shareholder receives from a company in one year.
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