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AP EAMCET2007MathematicsTrigonometric Ratios & Identities

If lies in the first quadrant and 5 =4 , then 5 -3 +2 is equal to

Options

  1. A5 14
  2. B3 14
  3. C1 14
  4. D0

Correct answer

A. 5 14

Step-by-step solution

Given, lies in the first quadrant array rlrl and & 5 & =4 & & = 4 5 & & = 4 41 , & = 5 41 array Now, aligned 5 -3 +2 & = 5 4 41 - 3 5 41 4 41 +2 5 41 & = 20-15 4+10 & = 5 14 aligned

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