How many Asian giant tortoises were released during the

If θ is a positive acute angle and cos² θ + cos⁴θ = 1, then the value of tan²θ + tan⁴θ is?

What is the value of (4/3) cot² (p/6) + 3 cos² (150^o) – 4 cosec² 45^o + 8 sin (p/2)?

Given that tan(A+B) = √3 and tan(A-B) =1/√3, find the values of A and B.

Find the Value of Sin⁶`Theta`  + Cos⁶`Theta`  + 3Sin² `theta` Cos²`Theta`

Find the value of the given trigonometric expression:

(sin 15°cos 75° + cos²15°) × sin 30° + (cos 60°tan 45°) × sec 60°

The value of (3tan10°-tan³10°)/(1-3tan²10°) is equal to

If A and B are complementary angles, then the value of-

sin A cos B + cos A sin B – tan A tan B + sec ²