mal2
mal2
25-02-2015
Mathematics
contestada
(-12+48i)+(15+21i) in simplifying complex numbers
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supercheff
supercheff
25-02-2015
so if the "i" becomes confusing, just think of it as x
so it would become (-12+48x) +(15+21x)
then you would split up the terms by constants and coefficients
-12+15 +48x+21x
3+69x and then you substitute back for i
3+69i
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