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Mathematics
Problem
Express each of the complex number given in the Exercises 1 to 10 in the form
a
+
i
b
a+i b
a
+
ib
. 6.
(
1
5
+
i
2
5
)
−
(
4
+
i
5
2
)
\left(\frac{1}{5}+i \frac{2}{5}\right)-\left(4+i \frac{5}{2}\right)
(
5
1
+
i
5
2
)
−
(
4
+
i
2
5
)
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