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Straight Line a...

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  • Question 1
    4 / -1

    The equation 2x2 + 4xy – py2 + 4x + qy + 1 = 0 will represent two mutually perpendicular straight lines, if

  • Question 2
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    If the equation Ax2 + 2Bxy + Cy2 + Dx + Ey + F = 0 represents a pair of straight lines, then B2 – AC

  • Question 3
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  • Question 4
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    If the slope of one of the lines represented by the equation ax2 + 2hxy + by2 = 0 be λ times that of the other, then

  • Question 5
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  • Question 6
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  • Question 7
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    The equations of the lines represented by the equation ax2 + (a + b)xy + by2 + x + y = 0 are

  • Question 8
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    If two sides of a triangle are represented by x2 – 7xy + 6y2 = 0 and the centroid is (1,0), then the equation of third side is

  • Question 9
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    The equation of one of the lines represented by the equation x2 + 2xy cot θ – y2 = 0, is

  • Question 10
    4 / -1

    The equation of one of the lines represented by the equation pq(x2 – y2) + (p2 – q2)xy = 0, is

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