Images SIN2A COS2A

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Sin2a cos2a. 5cos2a если Sina =0,2. Cos2a-sin2a /2sin2a-cos2a. 4cos2a, если cosa =0.5.
5cos2a если Sina =0,2. Cos2a-sin2a /2sin2a-cos2a. 4cos2a, если cosa =0.5.

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