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AP EAMCET202018 Sep 2020Evening ShiftMathematicsTrigonometric Ratios & IdentitiesActual

The value of ( ( 210^ ) ( 585^ ) ) is

Options

  1. A( 1 2 2 )
  2. B( -1 2 2 )
  3. C( 1 3 )
  4. D( -1 3 )

Correct answer

A. ( 1 2 2 )

Step-by-step solution

( aligned 210^ 585^ & = (180^ +30^ ) (540^ +45^ ) & =- 30^ (- 45^ ) & = -1 2 -1 2 = 1 2 2 aligned ) Hence, option (a) is correct.

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