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[" ExCMELL "34" If "sin2 theta=(3)/(4),"...

[" ExCMELL "34" If "sin2 theta=(3)/(4)," then "sin^(3)theta+cos^(3)theta=],[[" (a) "(sqrt(5))/(8)," (b) "(sqrt(7))/(8)," (c) "(sqrt(11))/(8)," (d) none "f']]

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sin4 theta-sin2 theta=cos3 theta

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