home > q&a board > algebra thru pre-calculus > topic: i numbers

Q BgQuestion:

Rookie
Karma Points: 0
Respect (0%):
posted by  melP on 10/6/2008 10:22:13 AM  |  status: Live  

i numbers

Course Textbook Chapter Problem
Precalculus Precalculus (7th) by Hostetler, Larson 2.1 70E
Question Details:
i am having a problem with the fraction part of question 70 in chapter 2.1. the question reads:
 (√2/2-√2i/2)-(√2/2+√2i/2)

AAnswers:

Answer Question
Guru
Karma Points: 2,215
posted by raiderx on 10/6/2008 10:31:24 AM  |  status: Live
Asker's Rating: None Provided    Moderator's Rating: Helpful
Response Details:
(√2/2-√2i/2)-(√2/2+√2i/2)
= 0 - 2√2i/2 = -√2i
is that what you mean?
"Dwell on the here and now, before it is there and gone." (Aubrey Charasz) Please rate all my answers, and if you still have doubts dont hesitate to ask
Mentor
Karma Points: 616
posted by astronaut on 10/6/2008 12:39:41 PM  |  status: Live
Asker's Rating: None Provided    Moderator's Rating: Somewhat Helpful
Response Details:
it is (sqrt of 2 divided by 2 - sqrt of 2 * i divided by2 ) = (sqrt of 2 divided by 2 +sqrt of 2 * i divided by 2)
Answer Question
Ask New Question

Join Cramster's Community

Cramster.com brings together students, educators and subject enthusiasts in an online study community. With around-the-clock expert help and a community of over 100,000 knowledgeable members, you can find the help you need, whenever you need it. Join for free today » How Cramster is different than tutoring »

Need Help In

Useful Links