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AP EAMCET2003MathematicsTrigonometric Ratios & Identities

[ ⁻¹ (- 1 7 )+ ⁻¹ (- 1 7 ) ] is equal to

Options

  1. A- 1 3
  2. B0
  3. C1 3
  4. D4 9

Correct answer

B. 0

Step-by-step solution

[ ⁻¹ (- 1 7 )+ ⁻¹ (- 1 7 ) ]= 2 ⁻¹ x+ ⁻¹ x= 2 =0

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