Find the binormal vector 
at t = 2. 
Definitions:
Operating Income
Earnings from a company's primary business activities, excluding costs and expenses related to financing and investments.
Net Working Capital
An assessment of a corporation's short-term financial health, derived by taking current assets and deducting current liabilities.
Sales Volume
The total number of units sold within a specified time frame, an indicator of a company's performance and market demand for its product or service.
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