Evaluate the Expression $\left( \frac { 3 } { 4 } \right) ^ { - 2 }$

question 9

Short Answer

Evaluate the expression. $\left( \frac { 3 } { 4 } \right) ^ { - 2 }$

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Definitions:

Capillaries

The smallest blood vessels in the body's circulatory system, where the exchange of water, oxygen, carbon dioxide, and other nutrients and waste substances occurs between blood and tissues.

Arterioles

Small blood vessels that extend and branch out from arteries and lead to capillaries, playing a key role in regulating blood pressure.

Vena Cava

The two large veins (the superior vena cava and the inferior vena cava) that carry deoxygenated blood from the body back to the heart.

Atrioventricular Valve

One of the two valves that separate the atrium and the ventricle in the heart, preventing backflow of blood.