annabellejc annabellejc

13-07-2016
Mathematics

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Write the expression in standard form. seven divided by quantity four minus fourteen i

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HomertheGenius HomertheGenius

27-07-2016

Standard form of a complex number is :
z = a + b i
[tex] \frac{7}{4 - 14 i} * \frac{4+14i}{4+14i}= \\ \frac{28+98i}{16-14i^{2} }= \\ \frac{28+98i}{16+98}= \frac{28+98i}{212} [/tex] = 7/53 + 49/106 i

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