sin3Acos^(3)A+cos3Asin^(3)A=(3)/(4)sin4A

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Statement II: 4sin A cos^(3)A-4cos A sin^(3)A=cos4A Which of the above statements is correct?

The value of 4 sin A cos ^(3) A-4 cos A sin ^(3)A

Prove that: "sin" 4A=4 sin A cos^(3)A-4 cos A "sin"^(3)A .

(sin^(3)A+cos^(3)A)/(sin A+cos A)+(sin^(3)A-cos^(3)A)/(sin A-cos A)=2

Prove that : cos^(3)A cos3A+sin^(3)A sin3A=cos^(3)2A

sin^(3)A sin3A+cos^(3)A cos3A=cos^(3)(2A)

sin4A = 4sin A * cos ^ (3) A-4cos A * sin ^ (3) A

sin4A=4cos^(3)A sin A-4sin^(3)A cos A

The value of 4 sin A cos^(3) A- 4 cos A sin^(3) A is equal to