Simplify the Expression $$\frac { \sqrt { 27 x y ^ { 2 } } } { \sqrt { 49 x } }$$

question 78

Multiple Choice

Simplify the expression. Assume that all variables represent positive numbers. $$\frac { \sqrt { 27 x y ^ { 2 } } } { \sqrt { 49 x } }$$

• A) \(\frac { 3 y \sqrt { 3 } } { 7 }\)
• B) \(\frac { y \sqrt { 3 } } { 7 }\)
• C) \(\frac { y \sqrt { 3 } } { 7 x }\)
• D) \(\frac { 49 y \sqrt { 3 } } { 7 }\)

---

Definitions:

Haldane Effect

Hemoglobin that is not bound to carbon dioxide binds more readily to oxygen than hemoglobin that is bound to carbon dioxide.

Oxygen

A chemical element with symbol O and atomic number 8, essential for breathing and energy production in cellular respiration.

Carbon Dioxide

A colorless, odorless gas produced by burning carbon and organic compounds and by respiration, absorbed by plants in photosynthesis.

Chemosensitive Area

Chemosensitive neurons in the medulla oblongata detect changes in blood, carbon dioxide, and pH.