Find an Equation of the Tangent Plane to the Surface $x ^ { 2 } + y ^ { 2 } + z ^ { 2 } = 9$

question 40

Multiple Choice

Find an equation of the tangent plane to the surface $x ^ { 2 } + y ^ { 2 } + z ^ { 2 } = 9$ at the point $( 1,2,2 )$ .

• A) \(2 x + y + z = 4\)

---

Definitions:

Actuarial Estimates

Projections based on statistical methods by actuaries to assess risks and forecast future financial obligations.

Defined Benefit Pension Plans

Pension plans where an employer promises a specified pension payment upon retirement, based on an employee's earnings history, tenure of service, and age.

OCI

Other Comprehensive Income includes revenues, expenses, gains, and losses that are not included in net income, affecting the equity section of the balance sheet.

Discontinued Operations

Parts of a company's operations that have been sold or terminated, which are reported separately from continuing operations on financial statements.