Question

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For \( i=\sqrt{ }-1 \), the conjugate of \( 1+8 i \) is \( 1-8 i \). True False A Moving to another question will save this response.

Answer 1

True. The conjugate of a complex number is obtained by changing the sign of its imaginary part, so the conjugate of \(1+8i\) is \(1-8i\).