Question 64844
:
3i^3 + 5i - 3i^2 + SqRt(-25) - 2
:
Let's deal with i^3: i^3 = (i^2)*i = -1*i = -i so we have:
-3i + 5i - 3(-1) + i*SqRt(25) - 2
:
+2i + 3 + 5i - 2
:
+1 + 7i
:
Could you follow this OK