CBSE Class 10 Answered
If a cos^3?+3a sin^2?cos?=m and a sin^3?+3 a sin?cos^2?=n, prove that-(m+n)^2/3+(m-n)^2/3=2a^2/3.
Asked by Aditya Chakravarty | 16 Sep, 2013, 04:49: PM
Expert Answer
Answered by | 16 Sep, 2013, 04:58: PM
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