engineering mathematics MCQ #5548

What is the value of sin(π/2 - x)?

engineering mathematics MCQ #5548

  1. Question 1

    Q1. What is the value of sin(π/2 - x)?

    • A) cos(x)
    • B) sin(x)
    • C) -cos(x)
    • D) -sin(x)

    Answer: cos(x)

    Explanation: Using the co-function identity, sin(π/2 - x) = cos(x), as sine and cosine are co-functions.