Math, asked by mritunjaymourya143, 1 month ago

Find f(2020π/9+2021kπ) ,where k is an integer number, if f(x)=4sin^{2}3x/2-4cos^{2}3x/2 `

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Answered by tanjotk96

4

d f(2020π/9+2021kπ) ,where k is an integer number, if f(x)=4sin^{2}3x/2-4cos^{2}3x/2 `

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