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- 3 (2) Evaluate [sin³x.cos² xdx.Plot the following signals in the time range 0Let cos A = cos(2A) = 2 5 with A in QII and findRecommended textbooks for youAlgebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:CengageAlgebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage