Solve the Problem A) X + Y + Z = 10
B) -12x

question 261

Multiple Choice

Solve the problem.
- $\text { Find the equation for the tangent plane to the surface } x ^ { 2 } - 10 x y z + y ^ { 2 } = 12 z ^ { 2 } \text { at the point } ( - 1 , - 1 \text {, } - 1 ) \text {. }$

• A) x + y + z = 10
• B) -12x - 12y + 14z = 10
• C) -12x - 12y + 14z = 1
• D) x + y + z = 1

---

Definitions:

Readily Marketable

Assets or securities that can be easily sold or converted into cash, typically without significant loss of value.

Short-Term Investments

Assets that can be easily converted into cash within a short timeframe, typically one year or less, without losing value.

Marketable Debt Securities

Investments in bonds or other debt securities that are available for sale before their maturity date.

Idle Cash

Refers to the money that a company has not invested or used in any way to earn more income.