EULER‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•S_IDENTITY_EJ‚ÂÀ√≠‚ÄÖ√†√®_IS_EXPANDED_AS______?$#

Question

TuteeHUB · Accepted Answer

cos ‚âà√≠‚Äö√†√® ‚Äö√Ñ√∂‚àö√ë‚àö¬® j sin ‚âà√≠‚Äö√†√®

TuteeHUB · Answer

cos ‚âà√≠‚Äö√†√® + j sin ‚âà√≠‚Äö√†√®

TuteeHUB · Answer

cos ‚âà√≠‚Äö√†√® + j sin 2‚âà√≠‚Äö√†√®

TuteeHUB · Answer

cos‚Äö√Ñ√∂‚àö√ñ¬¨‚àû 2‚âà√≠‚Äö√†√®+j sin‚âà√≠‚Äö√†√®

1.	EULER‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•S_IDENTITY_E^{J‚ÂÀ√≠‚ÄÖ√†√®}_IS_EXPANDED_AS______?$#
A.	cos ‚âà√≠‚Äö√†√® + j sin ‚âà√≠‚Äö√†√®
B.	cos ‚âà√≠‚Äö√†√® ‚Äö√Ñ√∂‚àö√ë‚àö¬® j sin ‚âà√≠‚Äö√†√®
C.	cos ‚âà√≠‚Äö√†√® + j sin 2‚âà√≠‚Äö√†√®
D.	cos‚Äö√Ñ√∂‚àö√ñ¬¨‚àû 2‚âà√≠‚Äö√†√®+j sin‚âà√≠‚Äö√†√®
Answer» B. cos ‚âà√≠‚Äö√†√® ‚Äö√Ñ√∂‚àö√ë‚àö¬® j sin ‚âà√≠‚Äö√†√®

EULER‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•S_IDENTITY_E^{J‚ÂÀ√≠‚ÄÖ√†√®}_IS_EXPANDED_AS______?$#