sin5x=cos3x ,find the value of x.
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sin5x.cos3x=sin6x.cos2x
Multiplying both the sides by 2
2sin5x.cos3x=2sin6x.cos2x
sin(5x+3x)+sin(5x-2x)=sin(6x+2x)+sin(6x-2x)
sin8x+sin2x=sin8x+sin4x
sin2x-sin4x=0
2sin(2x-4x/2)cos(2x+4x/2)
-2sinxcos3x=0
X=npi Or 3x=(2n+1)pi/2 -> x=(2n+1)pi/6
Hope this helps you!
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Multiplying both the sides by 2
2sin5x.cos3x=2sin6x.cos2x
sin(5x+3x)+sin(5x-2x)=sin(6x+2x)+sin(6x-2x)
sin8x+sin2x=sin8x+sin4x
sin2x-sin4x=0
2sin(2x-4x/2)cos(2x+4x/2)
-2sinxcos3x=0
X=npi Or 3x=(2n+1)pi/2 -> x=(2n+1)pi/6
Hope this helps you!
please mark as BRAINliest answer
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