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BITSAT2011MathematicsTrigonometric Ratios & IdentitiesActual

( 1- + 1- ) is equal to

Options

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

Correct answer

B. ( + )

Step-by-step solution

( aligned & 1- + 1- = 1- + 1- = & ^2 - - ^2 - = + aligned )

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