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Mathematics 7 Online
OpenStudy (anonymous):

Write the expression in the form of a+bi: 1 over 2+5i

OpenStudy (cwrw238):

multiply top and bottom of the fraction by the conjugate of 2 + 5i (which is 2 - 5i).

OpenStudy (cwrw238):

|dw:1412194183079:dw|

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