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sinx + sin2x = 1 then what is the value of x

i try it so many time

  • Ranjit
  • 2886 Views
  • 12 Answers
  Answer
12 Answers

  • sinx+sin2x=1br /or, sin x+2sinx cosx=1br /or, sinx(1+2cosx)=1br /or, (1-2cosx)(1+2cosx)=1br /or, 1-4cos x^2=1br /or, -4cos x^2=0br /or, cosx x^2=0br /or, cos x=0br /or, cos x=cos 90br /or, x=90

    0

  • 90

    0

  • X=90°

    0

  • Its 90 in degrees

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  • x=90

    0

  • 90

    0

  • 90

    1

  • Sin x+2sinx cosx=1 Sinx(1+2cosx)=1 (1-2cosx)(1+2cosx)=1 1-4cos^2 x=1 cos x=0 x=90

    1

  • x will be equal to 90'

    -1

  • x will be equal to 90'

    -1

  • 90 or pi/2

    0

  • 90///pie÷2

    0
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