What is the conjugate of $7 + 4 i$ $7 + 4i$ ?

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Answer 1 · 2015-11-11T10:12:35

7 - 4 $i$ $i$

Conjugate for any complex number ( $a + b i$ $a + bi$ ) is ( $a - b i$ $a - bi$ ) or for $e^{a x}$ $e^(ax)$ is $e^{- (a x)}$ $e^-(ax)$ .

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What is the conjugate of 7 + 4i7+4i7 + 4i?