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COMEDK2019MathematicsTrigonometric Equations

The general solution of | x|= x is (when n Z ) given by

Options

  1. An + 4
  2. B2 n 4
  3. Cn 4
  4. Dn - 4

Correct answer

C. n 4

Step-by-step solution

array ll We have, & | x|= x & x= x & x= 1 & x= ( 4 ) & x=n 4 array

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