Cos 2 Theta

Cos 2 Theta — mathematical calculation tool.

Formula

cos(2θ) = 2cos²(θ) - 1 = 1 - 2sin²(θ) = cos²(θ) - sin²(θ)
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Cos 2 Theta

Enter values to calculate Cos 2 Theta.

Frequently asked questions

What is Cos 2 Theta?
Cos 2 Theta is a mathematical calculation. Enter the required values above.