Find the intervals in which f(x)=sin3x-cos3x, is strictly increasing or decreasing.

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वे अंतराल ज्ञात कीजिए जिनका `f(x)=sin3x-cos3x,0ltxltpi` निरंतर बर्धमान या ह्रासमान है

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Find intervals in which the function given by f (x) = sin3x ,x∈ [ 0, pi/2 ] is(a) increasing..

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