9. La mesure des côtés est représentée par une expression algébrique. Six
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Answer:
above is the solution to the question
ANSWER
EXPLANATION
The given rational function is
We need to rationalize the denominator by multiplying both the numerator and the denominator by the conjugate of
which is
When we rationalize we obtain:
The denominator is now a difference of two squares:
We apply this property to get
This simplifies to
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