PYQ Vault

Day 163: CBSE Class 10 Maths

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

  1. Question 1

    Introduction to Trigonometry. Asked once: 2025 (same type asked 4 times)

    18
    In a right triangle ABC, right-angled at A, if sin⁡B=14\sin B = \dfrac{1}{4}, then the value of sec⁡B\sec B is

    Tap an option to check your answer.

  2. Question 2

    Introduction to Trigonometry. Asked once: 2026 (same type asked 4 times)

    31
    Prove that : (1+cot⁡θ−cosec⁡θ)(1+tan⁡θ+sec⁡θ)=2(1 + \cot\theta - \operatorname{cosec}\theta)(1 + \tan\theta + \sec\theta) = 2

  3. Question 3

    Introduction to Trigonometry. Asked once: 2024 (same type asked 4 times)

    5
    If x=acos⁡θx = a\cos\theta and y=bsin⁡θy = b\sin\theta, then the value of b2x2+a2y2b^2x^2 + a^2y^2 is :

    Tap an option to check your answer.

  4. Question 4

    Pair of Linear Equations in Two Variables. Asked once: 2024 (same type asked 4 times)

    4
    Which out of the following type of straight lines will be represented by the system of equations 3x+4y=53x + 4y = 5 and 6x+8y=76x + 8y = 7 ?

    Tap an option to check your answer.

  5. Question 5

    Polynomials. Asked once: 2023 (same type asked 4 times)

    8
    If α,β\alpha, \beta are zeroes of the polynomial x2−1x^2 - 1, then value of (α+β)(\alpha + \beta) is :

    Tap an option to check your answer.