**Q1: **

Find the equation of the tangent plane to the surface at the point .

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**Q2: **

Find the equation of the tangent plane to the surface at the point .

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**Q3: **

Find the equation of the tangent plane to the surface at the point .

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**Q4: **

Find the equation of the tangent plane to the surface at the point .

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**Q5: **

Find the equation of the tangent plane to the surface at the point .

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**Q6: **

Find the equation of the tangent plane to the surface at the point .

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**Q7: **

Find the equation of the tangent plane to the surface at the point .

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**Q8: **

Find the equation of the tangent plane to the surface at the point .

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**Q9: **

Find the equation of the tangent plane to the surface at the point .

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**Q10: **

True or False: If and are defined for a function and a point , then defines the tangent line to the curve at .

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- BTrue

**Q11: **

Find the equation of the tangent plane to the surface at the point .

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