Dilemma
The word ‘dilemma’ means ‘a situation in which a difficult choice has to be made between two or more alternatives, especially ones that are equally undesirable.’ The word ‘predicament’ means ‘an unpleasant situation that is difficult to get out of’.
What is the value of [(sin x + sin y) (sin x – sin y)]/[(cosx + cosy) (cosy – cosx)]?
If sin θ and cos θ are the root of standard Quadratic Equation , then which of the following is true ?
1. a2 + b2 - 2ac =...
The Value of (sin38˚)/(cos52˚) + (cos12˚)/(sin78˚) - 4cos²60˚ is
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)?
cos A (sec A – cos A) (cot A + tan A) = ?
What is the value of [(tan 5θ + tan 3θ)/4 cos 4θ (tan 5θ – tan 3θ)]?
