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MHT CET202015 Oct 2020Morning ShiftMathematicsInverse Trigonometric FunctionsActual

2 ⁻¹ ( 1 3 )- ⁻¹ ( 3 4 )=

Options

  1. A0
  2. B2
  3. C1
  4. D3

Correct answer

A. 0

Step-by-step solution

aligned 2 ⁻¹ 1 3 &= ⁻¹ 1 3 + ⁻¹ 1 3 = ⁻¹ ( 1 3 + 1 3 1- 1 3 1 3 ) &= ⁻¹ ( 2 3 9 8 )= ⁻¹ 3 4 Now 2 ⁻¹ ( 1 3 )- ⁻¹ ( 3 4 ) &= ⁻¹ ( 3 4 )- ⁻¹ ( 3 4 )=0 aligned

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