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Curve through a given point with a given separable slope

This type of question, asked 5 times: 4 May 2023 S1, 22 Apr 2025 S2, 26 Apr 2025 S1, 11 Apr 2026 S1, 18 Apr 2026 S1. All 5 questions below, oldest first.

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  1. Question 1

    4 May 2023 S1

    143
    Given that the slope of the tangent to a curve y=y(x)y=y(x) at any point (x,y)(x,y) is 2yx2\frac{2y}{x^2}. If the curve passes through the centre of the circle x2+y2−2x−2y=0x^2+y^2-2x-2y=0, then its equation is

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  2. Question 2

    22 Apr 2025 S2

    149
    The equation of the curve passing through (2,92)\left( 2,\frac{9}{2} \right) and having the slope (1−1x2)\left( 1 -\frac{1}{x^{2}} \right) at (x,y)(x,y) is

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  3. Question 3

    26 Apr 2025 S1

    137
    The equation of a curve passing through (1,0)(1,0) and having slope of tangent at any point (x,y)(x,y) of the curve as y−1x2+x\frac{y- 1}{x^{2}+x} is

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  4. Question 4

    11 Apr 2026 S1

    85
    The particular solution of the differential equation xdy+2ydx=0xdy + 2ydx = 0, when x=2x = 2 and y=1y = 1 is

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  5. Question 5

    18 Apr 2026 S1

    85
    The equation of the curve whose slope is y−1x2+x\dfrac{y - 1}{x^2 + x} and which passes through the point (1,0)(1, 0) is

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