Perform the Indicated Operations Involving Rational Expressions $\frac { 12 x ^ { 2 } - 5 x - 3 } { 8 x ^ { 2 } - 2 x - 3 } \div \frac { 21 x ^ { 2 } + x - 2 } { 2 x ^ { 2 } - 17 x - 9 }$

question 196

Short Answer

Perform the indicated operations involving rational expressions. Express the final answer in simplest form. $\frac { 12 x ^ { 2 } - 5 x - 3 } { 8 x ^ { 2 } - 2 x - 3 } \div \frac { 21 x ^ { 2 } + x - 2 } { 2 x ^ { 2 } - 17 x - 9 }$

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Definitions:

Bilaterally Symmetrical

Describes organisms with body structures that are mirror images on either side of a central axis, common in many animals, including humans.

Evolutionary Trend

A pattern or direction of evolution where a species undergoes gradual changes over time, often resulting in increased complexity or specialization.

Nervous Systems

Complex networks of nerves and cells that transmit signals between different parts of an organism's body to coordinate behavior.

Cerebral Areas

Regions within the brain, each responsible for various functions such as memory, speech, and decision-making.