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Manipal MET2021MathematicsTrigonometric Ratios & Identities

12 + 17 12 + 11 12 is equal to

Options

  1. A1
  2. B-1
  3. C0
  4. D1- 3 2 2

Correct answer

D. 1- 3 2 2

Step-by-step solution

12 + 17 12 + 11 12 aligned & = 12 + ( 3 2 - 12 )+ ( - 12 ) & = 12 - 12 - 12 & =- 12 = 1- 3 2 2 aligned

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