29. Which of the following is equal to 1 ?(A) sin-45°+ cos 45。(B) s – InterviewSolution

1.	29. Which of the following is equal to 1 ?(A) sin-45°+ cos 45。(B) sin0s coso(C) cos'60(D) sin 30°cos 30°
Answer» other options are not having the Value of 1

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