Which of the following is the best use for the sign chart when graphing rational functions?
1 answer:
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Answer:
Option 2 and option 4
Explanation:
In option 1 which is not the difference of squares
In option 2 using the formula
Clearly, the difference of squares
In option 3 not the difference of squares
In option 4
Clearly the difference of squares
In option 5 not the difference of squares
In option 6 not the difference of squares