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Most Important Selected Qs for JEE AdvancedMathematicsTrigonometry

The values of ' t ' which satisfies ( t -[| x |])!=3!5!7! is/are (where [.] denotes greatest integer function) -

Options

  1. A9
  2. B10
  3. C11
  4. D12

Correct answer

C. 11

Step-by-step solution

aligned & (t-[| x|])!=3!5!7! & If x=n + 2 ,(n I) & then (t-1)!=3!5!7! & (t-1)!=10! & t-1=10 t=11 & If x n + 2 ,(n I) & then (t-0)!=10! t=10 aligned

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