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Most Important Selected Qs for JEE AdvancedMathematicsInverse Trigonometric Functions

Let S_n= ⁻¹ ( 1 _ r=1 ^n (r-1) r ) , then:

Options

  1. AS₅=5-
  2. BS₅=5-2
  3. CS₅=10-3
  4. DS₁₀=3 -10

Correct answer

C. S₅=10-3

Step-by-step solution

S_n= ⁻¹ ( _ r=1 ^n (r-(r-1)) r (r-1) )= ⁻¹ ( _ r=1 ^n( r- (r-1)) ) S_n= ⁻¹( (n))

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