Ask
your own question, for FREE!
Mathematics
14 Online
-2+7i ------ -4-3i A.) 3-14i --------- 6 B.) -13-34i --------- 25 C.) -13-22i --------- 25 D.) -13+22i ---------- 25
Still Need Help?
Join the QuestionCove community and study together with friends!
xavier is quick like lol
Multiply the top and bottom by -4+3i. I usually only give advice when im all ninja like
-16-9=-25... got that much lol
16-9 tho right? 7
ack.... 25 is the bottom
Still Need Help?
Join the QuestionCove community and study together with friends!
Yeah
okay top is -27 and bottom is11
16 -9i^2 = 16+9 = 25
How did you get that katie?
ohh wait its 25 sorry
Still Need Help?
Join the QuestionCove community and study together with friends!
27 is a magic number lol
so is the answer D
I got B: (-2+7i)(-4+3i)=8-6i-28i+21i^2=8-6i-28i-21=-13-34i For the numerator. 25 Denominator
oh okay i see how you did that
i gave you a medal
Still Need Help?
Join the QuestionCove community and study together with friends!
for your help
I get B as well
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
Addif9911:
Him I dimmed the light that once felt mine, a glow I never meant to lose. I over-read the shadows, let voices crowd the room where only two hearts shouldu20
EdwinJsHispanic:
Poem to my mom who proved my point "You proved my point, I am a failure. but I kinda wish, you were my savior.
Wolfwoods:
The Modern Princess "you spoke so softly to me, held me close when no one else did, loved me in a way no one else dared to.
Wolfwoods:
The Pain Of Waiting "The short story would be that we fell in love, you left and I continued to wait for you.
notmeta:
balance the following equation - alumoinum chlorate --> alumninum chloride + oxyg
notmeta:
If \(P(A) = 0.4\), \(P(B) = 0.7\), and \(P(A \cap B) = 0.2\), what is the value o
Wolfwoods:
"Ich liebe dich u2013 aber wu00fcrdest du mich jemals zuru00fccklieben? Wu00fcrde
23 hours ago
4 Replies
0 Medals
1 day ago
6 Replies
2 Medals
1 day ago
11 Replies
3 Medals
2 days ago
7 Replies
2 Medals
2 days ago
4 Replies
1 Medal
3 days ago
9 Replies
3 Medals
3 days ago
8 Replies
2 Medals