General
Easy
Maths-

Lt subscript x not stretchy rightwards arrow 3 end subscript fraction numerator 4 x squared minus 17 x plus 15 over denominator x squared minus x minus 6 end fraction

Maths-General

  1. 7 over 5
  2. fraction numerator negative 1 over denominator 5 end fraction
  3. 1 fifth
  4. fraction numerator negative 7 over denominator 5 end fraction

    Answer:The correct answer is: 7 over 5

    Book A Free Demo

    +91

    Grade*

    Related Questions to study

    General
    physics-

    A plane mirror of length 8 cm is moving with speed 3 m/s towards a wall in situation as shown in figure.A source of light S gives narrow and parallel light on to the mirror, then the speed of light spot formed on the wall is.

    A plane mirror of length 8 cm is moving with speed 3 m/s towards a wall in situation as shown in figure.A source of light S gives narrow and parallel light on to the mirror, then the speed of light spot formed on the wall is.

    physics-General
    General
    physics-

    A linear object is placed along the axis of a mirror as shown in figure If ‘f’ is the focal length of the mirror then the length of image is

    A linear object is placed along the axis of a mirror as shown in figure If ‘f’ is the focal length of the mirror then the length of image is

    physics-General
    General
    physics-

    A projectile A is thrown at an angle of 30 degree to the horizontal from point P. At the same time, another projectile B is thrown with velocity v to the power of 2 end exponent upwards from the point Q vertically below the highest point. For B to collide with A comma blank fraction numerator v subscript 2 end subscript over denominator v subscript 1 end subscript end fraction should be

    Equating velocities along the vertical,
    v subscript 2 end subscript equals v subscript 1 end subscript sin invisible function application 30 degree o r blank fraction numerator v subscript 2 end subscript over denominator v subscript 1 end subscript end fraction equals fraction numerator 1 over denominator 2 end fraction

    A projectile A is thrown at an angle of 30 degree to the horizontal from point P. At the same time, another projectile B is thrown with velocity v to the power of 2 end exponent upwards from the point Q vertically below the highest point. For B to collide with A comma blank fraction numerator v subscript 2 end subscript over denominator v subscript 1 end subscript end fraction should be

    physics-General
    Equating velocities along the vertical,
    v subscript 2 end subscript equals v subscript 1 end subscript sin invisible function application 30 degree o r blank fraction numerator v subscript 2 end subscript over denominator v subscript 1 end subscript end fraction equals fraction numerator 1 over denominator 2 end fraction
    General
    physics-

    The graph shows variation of v with change in u for a mirror Points plotted above the point P on the curve are for values of v

    The graph shows variation of v with change in u for a mirror Points plotted above the point P on the curve are for values of v

    physics-General
    General
    physics-

    Following figure shows the multiple reflections of a light ray along a glass corridor where the walls are either parallel or perpendicular to one another If the angle of incidence at point P is 30°, what are the angles of reflection of the light ray at points Q, R, S and T respectively

    Following figure shows the multiple reflections of a light ray along a glass corridor where the walls are either parallel or perpendicular to one another If the angle of incidence at point P is 30°, what are the angles of reflection of the light ray at points Q, R, S and T respectively

    physics-General
    General
    maths-

    Lt subscript x not stretchy rightwards arrow 1 end subscript space fraction numerator x minus 1 over denominator 2 x squared minus 7 x plus 5 end fraction

    Lt subscript x not stretchy rightwards arrow 1 end subscript space fraction numerator x minus 1 over denominator 2 x squared minus 7 x plus 5 end fraction

    maths-General
    General
    physics-

    A current carrying loop is placed in the nonuniform magnetic field whose variation in space is shown in figure Direction of magnetic field is into the plane of paper the magnetic force experienced by the loop is

    A current carrying loop is placed in the nonuniform magnetic field whose variation in space is shown in figure Direction of magnetic field is into the plane of paper the magnetic force experienced by the loop is

    physics-General
    General
    physics-

    A particle of charge +q and mass m moving under the influnce of a uniform electric field E stack i with hat on top and a uniform magnetic field B stack k with hat on top follows trajectory from P to Q as shown in figure The velocities at P and Q v stack i with hat on top and negative 2 v stack j with hat on top respectively Which of the following statement(s) is/are correct

    A particle of charge +q and mass m moving under the influnce of a uniform electric field E stack i with hat on top and a uniform magnetic field B stack k with hat on top follows trajectory from P to Q as shown in figure The velocities at P and Q v stack i with hat on top and negative 2 v stack j with hat on top respectively Which of the following statement(s) is/are correct

    physics-General
    General
    chemistry-

    The products formed in the following reaction, space C subscript 6 H subscript 5 long dash O long dash C H subscript 3 plus H I left parenthesis rightwards arrow ┴ H e a t right parenthesisare:

    The products formed in the following reaction, space C subscript 6 H subscript 5 long dash O long dash C H subscript 3 plus H I left parenthesis rightwards arrow ┴ H e a t right parenthesisare:

    chemistry-General
    General
    maths-

    L t subscript x not stretchy rightwards arrow 0 end subscript fraction numerator 6 to the power of x minus 3 to the power of x minus 2 to the power of x plus 1 over denominator x squared end fraction

    L t subscript x not stretchy rightwards arrow 0 end subscript fraction numerator 6 to the power of x minus 3 to the power of x minus 2 to the power of x plus 1 over denominator x squared end fraction

    maths-General
    General
    physics-

    A point source of light B, placed at a distance L in front of the centre of a plane mirror of width d, hangs vertically on a wall A man walks in front of the mirror along a line parallel to the mirror at a distance 2 L from it as shown The greatest distance over which he can see the image of the light source in the mirror is

    A point source of light B, placed at a distance L in front of the centre of a plane mirror of width d, hangs vertically on a wall A man walks in front of the mirror along a line parallel to the mirror at a distance 2 L from it as shown The greatest distance over which he can see the image of the light source in the mirror is

    physics-General
    General
    physics-

    Two plane mirrors A and B are aligned parallel to each other, as shown in the figure A light ray is incident at an angle 30° at a point just inside one end of A The plane of incidence coincides with the plane of the figure The maximum number of times the ray undergoes reflections (including the first one) before it emerges out is

    Two plane mirrors A and B are aligned parallel to each other, as shown in the figure A light ray is incident at an angle 30° at a point just inside one end of A The plane of incidence coincides with the plane of the figure The maximum number of times the ray undergoes reflections (including the first one) before it emerges out is

    physics-General
    General
    physics-

    A linear object is placed along the axis of a mirror as shown in fig If ‘f’ is the focal length of the mirror then the length of image is

    A linear object is placed along the axis of a mirror as shown in fig If ‘f’ is the focal length of the mirror then the length of image is

    physics-General
    General
    physics-

    A ray of light passes through four transparent media with refractive indices mu subscript 1 end subscript comma mu subscript 2 end subscript comma mu subscript 3 end subscript text  and  end text mu subscript 4 end subscript as shown in the figure, the surfaces of all media are parallel If the emergent ray CD is parallel to the incident ray AB, we must have

    A ray of light passes through four transparent media with refractive indices mu subscript 1 end subscript comma mu subscript 2 end subscript comma mu subscript 3 end subscript text  and  end text mu subscript 4 end subscript as shown in the figure, the surfaces of all media are parallel If the emergent ray CD is parallel to the incident ray AB, we must have

    physics-General
    General
    physics-

    A diverging beam of light from a point source S having divergence angle a , falls symmetrically on a glass slab as shown the angles of incidence of the two extreme rays are equal If the thickness of the glass slab is t and the refractive index n, then the divergence angle of the emergent beam is

    A diverging beam of light from a point source S having divergence angle a , falls symmetrically on a glass slab as shown the angles of incidence of the two extreme rays are equal If the thickness of the glass slab is t and the refractive index n, then the divergence angle of the emergent beam is

    physics-General