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GRE Math: Quadratic Equations Practice Test
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Avg score: 34% • Most missed: “If y2 + ky + b = (y − z)(y + q), then what is b, in terms of q and z?”
GRE Math: Quadratic Equations Practice Test
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7 Questions

1. If Image
, then x2 − y2 =
2. If 2x2 + 20x = −48, then x could equal which of the following values?
3. If y2 + ky + b = (y − z)(y + q), then what is b, in terms of q and z?
4. If Image
, then what is a in terms of b?
5. If (a + b)2 = 36, and ab = 4, then a2 + b2 =
6. If a − b = 4, then a2 − 2ab + b2 =
7. If (x + 3)2 = 81, then x could equal which of the following?

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