FOIL the binomials
-16 - 24i + 6i + 9i^2 ... i^2 is (√-1)^2
collect like terms
-25 - 18i
how do I write (8-3i)(-2-3i) in standard form?
3 answers
thank you so much
again, thank you, but if I may ask, how did you get the square root sign? I am just trying to understand it:)