Use the Quadratic Formula to Solve For $y$ ​ $81 x ^ { 2 } - 90 x y + 25 y ^ { 2 } + 10 y = 0$

question 11

Multiple Choice

Use the Quadratic Formula to solve for $y$ .​ $81 x ^ { 2 } - 90 x y + 25 y ^ { 2 } + 10 y = 0$ ​

• A) \(y = \frac { 90 x - 10 \pm \sqrt { ( 90 x - 10 ) ^ { 2 } + 8100 x ^ { 2 } } } { 50 }\)
• B) \(y = \frac { 90 x + 10 \pm \sqrt { ( 90 x + 10 ) ^ { 2 } + 8100 x ^ { 2 } } } { 50 }\)
• C) \(y = \frac { 90 x + 10 \pm \sqrt { ( 90 x - 10 ) ^ { 2 } - 8100 x ^ { 2 } } } { 50 }\)
• D) \(y = \frac { 90 x - 10 \pm \sqrt { ( 90 x - 10 ) ^ { 2 } - 8100 x ^ { 2 } } } { 50 }\)
• E) \(y = \frac { 90 x - 10 \pm \sqrt { ( 90 x + 10 ) ^ { 2 } - 8100 x ^ { 2 } } } { 50 }\)

---

Definitions:

Compulsive Behaviors

Actions undertaken repeatedly in a ritualistic fashion, often in response to an anxiety-producing situation or thought, without rational motivation.

Cleaning

The process of removing dirt, impurities, and unwanted substances from objects or environments to maintain health and hygiene.

Checking Compulsions

This refers to repetitive behaviors or mental acts that a person feels driven to perform in response to an obsession, as a part of the symptomatology of Obsessive-Compulsive Disorder (OCD).

Asian American

A person of Asian descent living in the United States, representing a diverse set of cultures, languages, and backgrounds.