Math, asked by bhavana376, 9 months ago

sin2teta = 2sin cos teta prove that

Answers

Answered by Anonymous

29

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sin 2A = 2 sinA cosA

consider A as theta as there is no symbol for theta in keyboards!!

As we know,

sin(A+B)= sin A cos B+ cos A sin B

if A=B,

sin(A+A)= sin A cos A+ cos A sin A

sin 2A= 2 sin A cos A

Thanks!

Answered by preet123456789

0

Answer:

here is ur ans ❤❤⭐

2A = 2 sinA cosA

consider A as theta as there is no symbol for theta in keyboards!!

As we know,

sin(A+B)= sin A cos B+ cos A sin B

if A=B,

sin(A+A)= sin A cos A+ cos A sin A

sin 2A= 2 sin A cos A

Thanks!

hope it helps u ❤❤⭐

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