defence exam ITBP Constable (Animal Transport) Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
What should come in the place of (x) for the expression given below?
sin(2x) = cos30∘ ⋅ cos60∘ - sin30∘ ⋅ sin60∘
1
0∘
2
120∘
3
60∘
4
30∘