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sinx + sin2x = 1 then what is the value of x
sinx + sin2x = 1 then what is the value of x
i try it so many time
Ranjit
23 Jul
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Rabi
23 Jul
sinx+sin2x=1
or, sin x+2sinx cosx=1
or, sinx(1+2cosx)=1
or, (1-2cosx)(1+2cosx)=1
or, 1-4cos x^2=1
or, -4cos x^2=0
or, cosx x^2=0
or, cos x=0
or, cos x=cos 90
or, x=90
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Harish
21 Jul
90
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Sana
11 Jul
X=90°
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Shruti
10 Jul
Its 90 in degrees
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Soumyadeep
10 Jul
x=90
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Prabhjot
10 Jul
90
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C.B.Senthil
10 Jul
90
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Oshin
10 Jul
Sin x+2sinx cosx=1 Sinx(1+2cosx)=1 (1-2cosx)(1+2cosx)=1 1-4cos^2 x=1 cos x=0 x=90
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Rahul
08 Jul
x will be equal to 90'
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Deepanshu
07 Jul
x will be equal to 90'
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Varikuti
04 Jul
90 or pi/2
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Kartik
30 Jun
90///pie÷2
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