Question
Evaluate the following: cos 45° × cos 45° − sin 45° × sin 45°
More Trigonometry Questions
- Evaluate the following: sin 60° × cos 30° + sin 30° × cos 60°
- The minimum value of 25 sin2 θ + 16 cos2 θ is
- Find the maximum value of (20sin A + 15cos A).
- If √3 tan 2θ – 3 = 0, then find the value of tanθ secθ – cosθ where 0 < θ < 90°
- sin2 12˚ + sin2 14˚ + sin2 16˚ + sin2 18˚ + ……… + sin2 78˚ =?
- Find the Value of Sin⁶`Theta` + Cos⁶`Theta` + 3Sin² `theta` Cos²`Theta`
- If sec theta - tan theta = 1/2, then sec theta =
- If tan 12θ x tan 6θ = 1 then the value of tan 9θ is
- Find the value of the given trigonometric expression: (sin 15°cos 75° + cos²15°) × sin 30° + (cos 60°tan 45°) × sec 60°
- If cos2B = sin(1.5B + 27 o), then find the measure of 'B'.
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt