CBSE Class 11-science Answered
Find the multiplicative inverse of 3 +4I
Asked by gurjarg3619 | 22 Mar, 2021, 10:55: AM
I assume the question is multiplicative inverse ( 4 + i ) , where i = √-1
Multiplicative inverse of (4 + i ) = 1 / ( 4+ i )
![begin mathsize 14px style fraction numerator 1 over denominator left parenthesis 4 plus i space right parenthesis end fraction space equals space fraction numerator 1 over denominator left parenthesis space 4 space plus space i space right parenthesis end fraction cross times fraction numerator left parenthesis space 4 space minus space i space right parenthesis over denominator left parenthesis space 4 space minus space i space right parenthesis end fraction space equals space 1 over 17 space left parenthesis space 4 space minus space i space right parenthesis end style](https://images.topperlearning.com/topper/tinymce/cache/62a8f7cd6086bef217f7d89a146fc6d4.png)
Answered by Thiyagarajan K | 22 Mar, 2021, 11:21: AM
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