Use Implicit Differentiation to Find Dy/dx $x y + x + y = x ^ { 2 } y ^ { 2 }$

question 116

Multiple Choice

Use implicit differentiation to find dy/dx.
- $x y + x + y = x ^ { 2 } y ^ { 2 }$

• A) \(\frac { 2 x y ^ { 2 } + y } { 2 x ^ { 2 } y - x }\)
• B) \(\frac { 2 x y ^ { 2 } + y + 1 } { - 2 x ^ { 2 } y - x - 1 }\)
• C) \(\frac { 2 x y ^ { 2 } - y } { 2 x ^ { 2 } y + x }\)
• D) \(\frac { 2 x y ^ { 2 } - y - 1 } { - 2 x ^ { 2 } y + x + 1 }\)

---

Definitions:

Credit Memo

A paper provided by the seller to the buyer, which decreases the total the buyer needs to pay to the seller based on the conditions of a prior bill.

Discount Period

The discount period is the timeframe during which a payment can be made with a discount for early settlement in terms of credit sales.

Merchandise Sold

The total cost of all products sold by a company during a specific period.

Cash Discount

An incentive offered by sellers to buyers for paying an invoice ahead of the scheduled due date.