Exercise Group
1.8.6.1–6
.
Real and imaginary parts.
Identify the real and imaginary part of each complex number in
Exercise Group 1.8.6.1–6
.
1
.
\(-7 + 3i\)
2
.
\((2+4i)(-1-i)\)
3
.
\(\frac{1}{1-i}\)
4
.
\(\frac{3+2i}{2-8i}\)
5
.
\(e^{(a+bi)t}\)
for real numbers
\(a\text{,}\)
\(b\text{,}\)
and
\(t\text{.}\)
6
.
\(ie^{2 \pi i / 3 }\)
in-context