The equation sin4 x + cos4 x = a has a real solution for
If sin θ (1 + sin θ) + cos θ (1 + cos θ) = x and sin θ (1 – sin θ) + cos θ (1 – cos θ) = y then
If sec A tan B + tan A sec B = 91, then the value of (sec A sec B + tan A tan B)2 is equal to
The values of θ lying between 0 and π/2 and satisfying the equation
Find the maximum and minimum values of 6 sin x cos x + 4 cos 2x.
Which of the following statement is correct