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Q:

If x cos2300. sin600=$${tan^2{45}^0.sec60^0}\over cosec\ 60^0$$ then the value of x : 

  • 1
    $$ 1\over \sqrt { 3} $$
  • 2
    $$ 2{2\over 3} $$
  • 3
    $$ 1\over \sqrt { 2} $$
  • 4
    $$ {1\over 2} $$
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Answer : 2. "$$ 2{2\over 3} $$"

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