If a 2 + b 2 = 1, then 1+ b + ia 1+ b - ia is equal to :
Mathematics · JEE Main · NTA Exams — Complex Numbers and Quadratic Equations
If a2 + b2 = 1, then \(\frac{1+\mathrm{b}+\mathrm{ia}}{1+\mathrm{b}-\mathrm{ia}}\) is equal to :
- 1
- 2
- b + ia
- a + ib
Answer
(C) b + ia
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