| 1 |
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- A. Line parallel to x-axis
- B. Line parallel to y-axis
- C. Line passing through the origin
- D. Both (a) and (b)
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| 2 |
In the translation of axes which formula is true: |
- A. x = X + h
- B. X = x + h
- C. x + X = h
- D. None
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| 3 |
Angle between the lines x + y + 1 = 0 & x - y + 4 = 0 is: |
- A. 30°
- B. 45°
- C. 60°
- D. 90°
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| 4 |
y-coordinate of any point on X-axis: |
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| 5 |
Joint equation of y + 2x = 0, y - 3x = 0 is: |
- A. (y+2x)(y-3x) = 0
- B. (y-2x)(y-3x) = 0
- C. (y+2x)(y+3x) = 0
- D. (y-2x)(y+3x) = 0
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| 6 |
y = mx + c is the equation of straight line in: |
- A. Slope-intercept form
- B. Two points from
- C. Point slope form
- D. Intercepts form
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| 7 |
A pair of lines of homogeneous second degree equation ax<sup>2</sup> + 2hxy + by<sup>2</sup> = 0 are othogonal, if: |
- A. a - b = 0
- B. a + b = 0
- C. a + b > 0
- D. a - b < 0
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| 8 |
If the inclination of a line lies between ]90°, 180°[, then the slope of line is : |
- A. Positive
- B. Negative
- C. Zero
- D. undefined
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| 9 |
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| 10 |
ax + by + c = 0, will represent equation of straight line parallel y-axis if: |
- A. a = 0
- B. b = 0
- C. c = 0
- D. a = 0, c = 0
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