The sum of any two rational numbers is always rational; therefore, we can write the result as a fraction.
For example,
1/2 + 2/3 = 3/6 + 4/6 = 7/6
In more general terms
a/b + c/d = (ad+bc)/(bd)
We cannot divide by zero so neither b nor d can be zero.
<h3>Final Answer: Choice A) It can always be written as a fraction</h3>
D) Context Clues
is the Correct answer.
Context clues<span> are hints that an author gives to help define a difficult or unusual word. The </span>clue<span> may appear within the same sentence as the word to which it refers, or it may follow in a preceding sentence.</span>
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Answer:
The answer is declarative-semantic
Explanation:
I took the test and this is the correct answer.
The second choices use of commas is better and appeals to a reader. It rolls more smoothly and promotes a pause and a chance to think.
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