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1. |
If the tangent to the parabola y2 = x at a point (α, β), (β > 0) is also a tangent to the ellipse x2 + 2y2 = 1, then α is equal to: |
A. | \(\sqrt 2 - 1\) |
B. | \(2\sqrt 2 - 1\) |
C. | \(2\sqrt 2 + 1\) |
D. | \(\sqrt 2 + 1\) |
Answer» E. | |