Let x = (2,1+i,i) and y = (2-i,2,1+2i). Find <x,y>(adsbygoogle = window.adsbygoogle || []).push({});

So my work is the following:

2(2-i) + (1+i)2 + i(1+2i) = 4+i, but my book says the correct answer is 8+5i. Hmmm what am I doing wrong?

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# Homework Help: Inner product spaces

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