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[" If "(a^(2)-b^(2))sin theta+2ab cos th...

[" If "(a^(2)-b^(2))sin theta+2ab cos theta=a^(2)+b^(2)" ,then the value of tan "theta" is "],[[" (A) "(a^(2)+b^(2))/(2ab)," (B) "(a^(2)-b^(2))/(2ab)],[" (C) "-((a^(2)-b^(2))/(2ab))," (D) "-((a^(2)+b^(2))/(2ab))]]

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