(27^cosx)^sinx = 3^3cosx/2
3^3sinxcosx=3^3cosx/2
3sinxcosx=3cosx/2
2sinx=1
sinx=1/2
x=(-1)^k * П/6 + Пk
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(27^cosx)^sinx = 3^3cosx/2
3^3sinxcosx=3^3cosx/2
3sinxcosx=3cosx/2
2sinx=1
sinx=1/2
x=(-1)^k * П/6 + Пk