Объяснение:
[tex]\sqrt{3}-2*sin(4x)=\frac{2*(\sqrt{3}-2*sin(4x)) }{2} =2*(\frac{\sqrt{3} }{2} -sin(4x))=\\=2*(sin\frac{\pi }{3}-sin(4x))=2*2*sin\frac{\frac{\pi }{3}-4x }{2}*cos \frac{\frac{\pi }{3}+4x }{2}=4*sin(\frac{\pi }{6} -2x)*cos(\frac{\pi }{6}+2x).[/tex]
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Объяснение:
[tex]\sqrt{3}-2*sin(4x)=\frac{2*(\sqrt{3}-2*sin(4x)) }{2} =2*(\frac{\sqrt{3} }{2} -sin(4x))=\\=2*(sin\frac{\pi }{3}-sin(4x))=2*2*sin\frac{\frac{\pi }{3}-4x }{2}*cos \frac{\frac{\pi }{3}+4x }{2}=4*sin(\frac{\pi }{6} -2x)*cos(\frac{\pi }{6}+2x).[/tex]