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| 2 |
The number e denotes the _________ of the conic: |
- A. Directrix
- B. Vertex
- C. Focus
- D. Eccentricity
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| 3 |
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| 4 |
If the line segment obtained by joining any two points of a region lies entirely within the region, then the region is called _________: |
- A. Maximum
- B. Vertex
- C. Minimum
- D. Convex
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| 5 |
The axis of the parabola y<sup>2</sup> = 4ax is: |
- A. x = 0
- B. x = a
- C. y = 0
- D. y = a
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| 6 |
If r is the radius of any circle and C its center, then any point P(x<sub>1</sub>, y<sub>1</sub>) lies outside the circle only if: |
- A. |CP| < r
- B. |CP| = r
- C. |CP| > r
- D. None of these
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| 7 |
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- A. Volume of the tetrahedron
- B. Volume of the parallelepiped
- C. Volume of the triangle
- D. None of these
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| 8 |
The point of intersection of internal bisectors of the angles of a triangle is called: |
- A. Centroid
- B. Ortho-centers
- C. Circums-center
- D. In-center
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| 9 |
For a square of side x units, the rate of change of area with respect to the side is given by: |
- A. x
- B. x<sup>2</sup>
- C. 2x
- D. 2
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| 10 |
cosh<sup>-1</sup>x = |
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