Product Of Complex Conjugates
Which of the following is equivalent to the expression (2 + i)(2 - i) ?
A
5i
B
3
C
4-i
D
5
Question Leaderboard
Not enough data yet to show leaderboard.
clep.ai501(c)(3) Nonprofitclep.ai501(c)(3) Nonprofit5i
3
4-i
5
Not enough data yet to show leaderboard.