PYQ Vault

Day 181: CBSE Class 10 Maths

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

  1. Question 1

    Introduction to Trigonometry. Asked once: 2023 (same type asked 3 times)

    7
    cos⁡2θsin⁡2θ−1sin⁡2θ\dfrac{\cos^2\theta}{\sin^2\theta} - \dfrac{1}{\sin^2\theta}, in simplified form, is :

    Tap an option to check your answer.

  2. Question 2

    Pair of Linear Equations in Two Variables. Asked once: 2024 (same type asked 3 times)

    28
    Solve the following system of linear equations graphically : x−y+1=0x - y + 1 = 0 x+y=5x + y = 5

  3. Question 3

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

    23 (a)
    Evaluate : 2sin⁡230∘sec⁡60∘+tan⁡260∘2\sin^2 30^\circ \sec 60^\circ + \tan^2 60^\circ.

  4. Question 4

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

    30
    Prove that : sin⁡θ1+cos⁡θ+1+cos⁡θsin⁡θ=2cosec⁡θ\dfrac{\sin\theta}{1 + \cos\theta} + \dfrac{1 + \cos\theta}{\sin\theta} = 2\operatorname{cosec}\theta

  5. Question 5

    Probability. Asked once: 2024 (same type asked 4 times)

    16
    Two dice are rolled together. The probability of getting sum of numbers on the two dice as 2, 3 or 5, is :

    Tap an option to check your answer.