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The correct answer is B
The angle of depression of two ships from the top of a light house are 45º and 30º. if the ships are 120m on the opposite sides of li...
If sec(2A + B) = 2 and cos(A + B) = (1/√2) , find the value of {sec 2B + tan (A + B) } given that 0o < A, B < 90o
cos (sec-1 x) is equal to –
If sin 23° = `12/13` , then tan 67° = ?
...If 4cos2x - 3 = 0, and (0° > x > 90°), then find the value of 'x'.
If tan θ + cot θ = 5, find the value of tan²θ + cot²θ.
If Sinθ + Cosθ =√2 Cos(90 -θ ), then find the value of Cotθ ?
...If x = r sin A cos B, y = r sin A sin B and z = r cos A, then find x² + y² + z².
If 0 ≤ θ ≤ 90°, and sin(2 θ +50°) = cos (4 θ + 16°), then what is the value of θ (in degrees)?
