Images 3 C 2 5 4 D

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3 c 2 5 4 d. C+D/3-2c:c2+2cd+d2/2c2-3c. 4с-3d/CD C-3d/CD. (D-9/B-C-9/C)*CD/d²-c2. (C²+d²)×(c+3d)-CD(3c-d).
C+D/3-2c:c2+2cd+d2/2c2-3c. 4с-3d/CD C-3d/CD. (D-9/B-C-9/C)*CD/d²-c2. (C²+d²)×(c+3d)-CD(3c-d).

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