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Nilai pada persamaan berikut.

Nilai  pada persamaan berikut.

x equals fraction numerator sin invisible function application left parenthesis 90 degree plus alpha right parenthesis cos invisible function application open parentheses 90 degree minus alpha close parentheses over denominator cos invisible function application open parentheses 180 degree plus alpha close parentheses end fraction plus fraction numerator sin invisible function application left parenthesis 180 degree minus alpha right parenthesis cos invisible function application open parentheses 90 degree plus alpha close parentheses over denominator sin invisible function application open parentheses 180 degree plus alpha close parentheses end fraction equals

  1. 1 half square root of 3

  2. 1 half

  3. square root of 3

  4. 0

  5. 2

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S. Nur

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space sin invisible function application left parenthesis 90 degree plus alpha right parenthesis equals cos invisible function application alpha cos invisible function application open parentheses 90 degree minus alpha close parentheses equals sin invisible function application alpha cos invisible function application open parentheses 180 degree plus alpha close parentheses equals negative cos invisible function application alpha sin invisible function application open parentheses 180 degree minus alpha close parentheses equals sin invisible function application alpha cos invisible function application open parentheses 90 degree plus alpha close parentheses equals negative sin invisible function application alpha sin invisible function application open parentheses 180 degree plus alpha close parentheses equals negative sin invisible function application alpha fraction numerator sin invisible function application left parenthesis 90 degree plus alpha right parenthesis cos invisible function application open parentheses 90 degree minus alpha close parentheses over denominator cos invisible function application open parentheses 180 degree plus alpha close parentheses end fraction plus fraction numerator sin invisible function application left parenthesis 180 degree minus alpha right parenthesis cos invisible function application open parentheses 90 degree plus alpha close parentheses over denominator sin invisible function application open parentheses 180 degree plus alpha close parentheses end fraction equals fraction numerator cos invisible function application alpha sin invisible function application alpha over denominator negative cos invisible function application alpha end fraction plus fraction numerator sin invisible function application alpha left parenthesis negative sin invisible function application alpha right parenthesis over denominator negative sin invisible function application alpha end fraction rightwards double arrow negative sin invisible function application alpha plus sin invisible function application alpha equals 0

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