Answer:

Step-by-step explanation:
Divide the fraction. Since both have an exponent of x, the answer has an exponent of x.

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A. ) Addition Property is the answer
The number of permutations of the 4 different letters, taken two at a time, is given by:
Answer:
This is a 30-60-90 triangle so you would do this formula:
Short side (opposite the 30 degree angle) = x.
Hypotenuse (opposite the 90 degree angle) = 2x.
Long side (opposite the 60 degree angle) = x√3.
Step-by-step explanation: