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Sin(x+11pi/6)-sin(x-11pi/6)=1?

Science & Mathematics by Anonymous 2018-06-29 12:04:07

Social Science

Sin(x+11pi/6)-sin(x-11pi/6)=1?

2 answers

  • Anonymous

    sin(x+11pi/6)-sin(x-11pi/6)=1 => 2cos(x)sin(11pi/6)=1 => cos(x)sin(pi+5pi/6)=1/2 => cos(x)sin(pi-pi/6)=-1/2 => cos(x)sin(pi/6)=-1/2 => cos(x)=-1 => x=(2n+/-1)pi where n=integer.

  • Anonymous

    x (is approximately) 3pi (plus or minus) 37.7

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