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Question 5113
NEET Physics · Easy

Basic Mathematics & Vectors: Trigonometry Basics MCQ

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Trigonometry BasicsEasyQuestion 5113

Question

sin²θ + cos²θ equals:
  1. A
    0
  2. B
    2
  3. C
    sin 2θ
  4. D
    1
    Correct

Correct answer

1

Explanation

sin²θ + cos²θ = 1 is the fundamental Pythagorean trigonometric identity, valid for all values of θ.

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