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OpenStudy (anonymous):
What is a complex number?
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OpenStudy (bahrom7893):
i = sqrt(-1), so i^2 = -1
OpenStudy (bahrom7893):
please click on become a fan if I helped, I really wanna get to the next level, thanks =)
OpenStudy (bahrom7893):
basically it was defined to be i by mathematicians, because the sqrt(-1) showed up a lot in many functions
OpenStudy (gg):
complex number iz number written as z=a+bi, where a and b are real numbers and i=sqrt(-1)
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