PYQ Vault

Day 394: MHT-CET Maths

5 questions. Try each one first, then open its answer.

  1. Question 1

    Differential Equations. Asked once: 15 May 2023 S2 (same type asked 15 times) See all 15 of this type

    123
    The general solution of the differential equation dydx=3e2x+3e4xex+e−x\frac{dy}{dx} = \frac{3e^{2x}+3e^{4x}}{e^x+e^{-x}} is

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  2. Question 2

    Binomial Distribution. Asked once: 14 May 2024 S2 (same type asked 14 times) See all 14 of this type

    131
    A lot of 100 bulbs contains 10 defective bulbs. Five bulbs are selected at random and sent to retail store. Then the probability that the store will receive at most one defective bulb is

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  3. Question 3

    Trigonometric Functions. Asked once: 11 Apr 2026 S1 (same type asked 14 times) See all 14 of this type

    66
    If tan⁡−1(1)+tan⁡−1(3)+tan⁡−1(5)+tan⁡−1(14)=π+tan⁡−1(α2)\tan^{-1}(1) + \tan^{-1}(3) + \tan^{-1}(5) + \tan^{-1}\left(\dfrac{1}{4}\right) = \pi + \tan^{-1}\left(\dfrac{\alpha}{2}\right), then the value of α\alpha is...

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  4. Question 4

    Mathematical Logic. Asked once: 16 Apr 2026 S2 (same type asked 14 times) See all 14 of this type

    60
    If the truth value of the compound statement [(p↔q)∧(q→r)∧∼r]→(p∧∼q)[(p \leftrightarrow q) \wedge (q \to r) \wedge \sim r] \to (p \wedge \sim q) is false, then the truth values of the statement patterns (p→q)↔(q→r)(p \to q) \leftrightarrow (q \to r) and ∼(p∨r)→(q∧p)\sim(p \vee r) \to (q \wedge p) are, respectively ...

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  5. Question 5

    Differential Equations. Asked once: 22 Apr 2025 S1 (same type asked 14 times) See all 14 of this type

    114
    The degree of the differential equation d2y dx2+3( dy dx)2=x2log⁡( d2y dx2)\frac{d^{2}y}{\text{ }dx^{2}}+ 3\left( \frac{\text{ }dy}{\text{ }dx} \right)^{2}=x^{2}\log\left( \frac{{\text{ }d}^{2}y}{\text{ }dx^{2}} \right) is

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