$\text { If } a=\frac{2 \sqrt{x}}{y^{3}} \text { and } b=3 x^{4} y \text {, simplify } \frac{4 b}{a^{2}} \text {. }$

question 3

Multiple Choice

$\text { If } a=\frac{2 \sqrt{x}}{y^{3}} \text { and } b=3 x^{4} y \text {, simplify } \frac{4 b}{a^{2}} \text {. }$

• A) \(3 x ^ { 3 } y ^ { 7 }\)
• B) \(6 x ^ { 3 } y ^ { 7 }\)
• C) \(6 x ^ { \frac { 7 } { 2 } } y ^ { 4 }\)
• D) \(3 x ^ { \frac { 7 } { 2 } } y ^ { 4 }\)
• E) \(6 x ^ { \frac { 5 } { 2 } } y ^ { - 3 }\)

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Definitions:

Conservation

The act of preserving, protecting, or restoring the natural environment and wildlife.

Class Inclusion

Class inclusion is a cognitive ability to understand that a specific item can belong to a broader category as well as to a more specific subcategory at the same time, a concept extensively studied by Jean Piaget.

Decentration

The ability to consider multiple aspects of a situation simultaneously, characteristic of cognitive development in children.

Stimulant

A substance that increases physiological or nervous activity in the body, enhancing alertness, attention, and energy.