Rationalize the denominator of the fraction and simplify. 
Definitions:
Fluid Intelligence
The ability to reason and think flexibly, solving problems in novel situations, without drawing on pre-existing knowledge.
Word Game
A puzzle or game designed to test knowledge of words, their meanings, and usage, often used for entertainment or educational purposes.
Triarchic Theory of Intelligence
A theory proposed by Robert Sternberg that posits intelligence consists of three components: analytical, creative, and practical intelligence.
Analytical Intelligence
One aspect of Robert Sternberg's triarchic theory of intelligence, involving the ability to analyze, evaluate, judge, compare, and contrast.
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