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JEE Advanced2011MathematicsTrigonometric EquationsActual

Let P= : - = 2 and Q= : + = 2 be two sets. Then,

Options

  1. AP Q and Q-P
  2. BQ P
  3. CP Q
  4. DP=Q

Correct answer

D. P=Q

Step-by-step solution

aligned & P= : - = 2 & ( 2 +1)= & = 2 +1 & Q= : + = 2 & ( 2 -1)= & = 1 2 -1 2 +1 2 +1 & =( 2 +1) & P=Q & aligned

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