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[" The value of "],[cos^(3)((pi)/(8))cos...

[" The value of "],[cos^(3)((pi)/(8))cos((3 pi)/(8))+sin^(3)((pi)/(8))sin((3 pi)/(8))],[" is : "],[" (A) "(1)/(sqrt(2))],[" (D) "(1)/(2)],[" (c) "(1)/(4)],[" (1) "],[" (2) "]

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