engineering mathematics MCQ #5529

Simplify: (1 + tan²(x))/sec²(x)

engineering mathematics MCQ #5529

  1. Question 1

    Q1. Simplify: (1 + tan²(x))/sec²(x)

    • A) 1
    • B) sin²(x)
    • C) cos²(x)
    • D) tan²(x)

    Answer: 1

    Explanation: Since 1 + tan²(x) = sec²(x), the expression simplifies to sec²(x)/sec²(x) = 1.