Question 631546
<pre>
Use Euler's formula:

e<sup>i<font face="symbol">q</font></sup> = cos<font face="symbol">q</font> + i·sin<font face="symbol">q</font>

4e<sup>-0.88i</sup> = 4[cos(0.88) + i·sin(0.88)] = 4cos(0.88) + 4·sin(0.88)i =

2.548604577 + 3.082955516·i

which rounds to

2.55 + 3.08i

Edwin</pre>