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Straight Line a...

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  • Question 1
    4 / -1

    The angle between the lines represented by the equation λx2 + (1 – λ)2 xy – λy2 = 0 is

  • Question 2
    4 / -1

    If the sum of the slopes of the lines represented by the equation x2 – 2xy tan A – y 2 = 0 be 4, then ∠A =

  • Question 3
    4 / -1

    If the equation 12x2 + 7xy – py2 – 18x + qy + 6 = 0 represents a pair of perpendicular straight lines, then

  • Question 4
    4 / -1

    The angle between the pair of straight lines x2 – y2 – 2y – 1 = 0, is

  • Question 5
    4 / -1

    The equation 12x2 + 7xy + ay2 + 13x – y + 3 = 0 represents a pair of perpendicular lines.Then the value of \'a\' is

  • Question 6
    4 / -1

    Pair of straight lines perpendicular to each other represented by

  • Question 7
    4 / -1

    The angle between the lines x2 – xy – 6y2 – 7x + 31y – 18 = 0 is

  • Question 8
    4 / -1

    Condition that the two lines represented by the equation ax2 + 2hxy + by2 = 0 to be perpendicular is

  • Question 9
    4 / -1

    If in general quadratic equation f(x,y) = 0, ∆ = 0 and a + b = 0, then the equation represents

  • Question 10
    4 / -1

    The angle between the lines represented by the equation x2 – 2pxy + y2 = 0, is

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