Which of the following shortcut key save the open document in MS Word like ‘Ctrl + S’?
The correct answer is C
If 7sin² ϕ + 3cos² ϕ= 4, then find the value of ϕ ?
If 4sin² θ = 3(1+ cos θ), 0° < θ < 90°, then what is the value of (2tan θ + 4sinθ - secθ)?
tan 1˚ × tan 2˚× …………………….tan 88˚ × tan 89˚ = ?
If sin 28° = 15/17 , then tan 62° = ?
...The maximum value of 15 sin2 θ + 8 cos2 θ is
If 2y . cos θ - x . sin θ = 0 and 2x . sec θ - y . cosec θ = 3, what is the value of x² + 4y²?
Given that 'θ' is an angle less than 120°, what is the value of 'θ' if it satisfies the equation 7cos² θ = 1 + sin²θ?
If (sinθ+cosθ)/(sinθ-cosθ) = 2, then the value of sin4 θ is