Prove that :
sin²6x-sin²4x = sin2xsin10x.
Answers
Answered by
139
To prove :
Solving L.H.S
= R.H.S
Answered by
1
Answer:
:
To prove :
2
6x−sin
2
4x=sin2xsin10x
Solving L.H.S
= R.H.S
Hence proved
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Formulasused
= 2sin(\frac{x+y}{2})Cos(\frac{x-y}{2})}†Sinx+Siny=2sin(
2
x+y
)Cos(
2
x−y
)
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