Treat just like any binomials, but remember that i^2 = -1
(-3+8i)(3-6i)
-9 + 18i + 24i - 48i^2
-9+48 + 42i
39+42i
Perform the indicated operation and write the answer in standard form.
1)(-3+8i)+(3-6i)
3 answers
add the terms ... like to like
-3 + 3 = 0 ... 8i + -6i = 2i
2i
-3 + 3 = 0 ... 8i + -6i = 2i
2i
oops. I missed that + sign ... heh heh