GMAT Data Sufficiency

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Source: PREP

Level: 0

In the xy-plane, at what two points does the graph of y = (x + a)(x + b) intersect the x-axis?

(1)a + b = -1

(2)The graph intersects the y-axis at (0, -6).

  • A Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
  • B Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
  • C BOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
  • D EACH statement ALONE is sufficient.
  • E Statements (1) and (2) TOGETHER are NOT sufficient.

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