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OpenStudy (anonymous):
21+3j=9-3j please show work
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OpenStudy (anonymous):
12 = -6j j = -2
OpenStudy (anonymous):
kamille, it was supposed to be -2 , not 6.
OpenStudy (kamille):
|dw:1317569854870:dw| when you raise it to the other side, you need to change the sign - becomes + and + becomes -
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