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NCERT Class XI Mathematics - Complex Numbers and Quadratic Equations - Solutions

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Question : 1
Total: 52
(5i) (−
3
5
i)
Solution:  
(5i) (−
3
5
i) = - 3i2 = - 3 (- 1) [Since i2 = - 1]
= 3 = 3 + 0i
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