PSAT Math Grid-Ins Question 99: Answer and Explanation
Question: 99
What is the positive difference between the zeros of 
?
Correct Answer: 0
Explanation:
0
Difficulty: Easy
Getting to the Answer: All the question is really asking you to do is solve for the zeros and subtract them:
The quadratic has only one unique solution, 4, so the positive difference between the zeros of the function is 0. Grid in 0.
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