(5i) ( − 3 5 i )

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

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Question : 1 of 52

Marks: +1, -0

(5i) (−

3

5

i)

Solution:

(5i) (−

3

5

i) = - 3i2 = - 3 (- 1) [Since i2 = - 1]
= 3 = 3 + 0i

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