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JEE Main2002MathematicsMathematical InductionActual

If a_n= 7+ 7+ 7+ . having n radical signs then by methods of mathematical induciton which is true

Options

  1. Aa_n>7 n 1
  2. Ba _ n >7 n 1
  3. Ca_n < 4 n 1
  4. Da_n < 3 n 1

Correct answer

B. a _ n >7 n 1

Step-by-step solution

a ₁= 7 3

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