Perform Operations with Polynomials in Several Variables
- $$\left( 12 x ^ { 4 } y ^ { 2 } - 7 x ^ { 2 } y ^ { 2 } + 5 x y \right) + \left( 11 x ^ { 4 } y ^ { 2 } - 8 x ^ { 2 } y ^ { 2 } + 10 x y \right)$$

question 73

Multiple Choice

Perform Operations with Polynomials in Several Variables
- $$\left( 12 x ^ { 4 } y ^ { 2 } - 7 x ^ { 2 } y ^ { 2 } + 5 x y \right) + \left( 11 x ^ { 4 } y ^ { 2 } - 8 x ^ { 2 } y ^ { 2 } + 10 x y \right)$$

• A) \(23 x ^ { 4 } y ^ { 2 } - 15 x ^ { 2 } y ^ { 2 } + 15 x y\)
• B) \(- 15 x ^ { 4 } y ^ { 2 } + 23 x ^ { 2 } y ^ { 2 } + 15 x y\)
• C) \(23 x ^ { 4 } y ^ { 2 } + 15 x ^ { 2 } y ^ { 2 } + 15 x y\)
• D) \(15 x ^ { 4 } y ^ { 2 } - 23 x ^ { 2 } y ^ { 2 } + 15 x y\)

---

Definitions:

Oral Contracts

Agreements that are made verbally and not put into writing, which can be legally binding in certain circumstances.

Customized Goods

Products that are personalized or tailored to meet the specific preferences or requirements of an individual customer.

Collateral Promises

Secondary agreements that are ancillary to a primary contractual obligation, requiring the fulfilment of another condition or obligation.

Primary Obligations

Primary obligations are the main or chief duties, liabilities, or responsibilities that a party is contractually or legally bound to perform.