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Re: Alright heres one Mathmatical Question

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Ipcgamer1 is not online. Ipcgamer1
Joined: 02 Jul 2011
Total Posts: 5663
26 Jan 2012 09:11 PM
As requested by:Wiipro56

The equation x2+2ix-4=0 has its roots

A) - i, - - i
B) - i, + i
C) - i, - + i
D) -i + , -1 -


These are the things you will have to do in college Wiipro56.
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wiipro56 is not online. wiipro56
Joined: 17 Nov 2011
Total Posts: 203
26 Jan 2012 09:12 PM
Dang and I though 9th grade math was hard...
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wiipro56 is not online. wiipro56
Joined: 17 Nov 2011
Total Posts: 203
26 Jan 2012 09:13 PM
Thansk for posting this.
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Blaster563 is not online. Blaster563
Joined: 20 Aug 2007
Total Posts: 13047
26 Jan 2012 09:13 PM
I don't deal with imaginary numbers until next year.
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Ipcgamer1 is not online. Ipcgamer1
Joined: 02 Jul 2011
Total Posts: 5663
26 Jan 2012 09:14 PM
@Wii Yeah no problem it isn't that bad though wait until you go to College it will be simple don't stress over it.
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Shockman25 is not online. Shockman25
Joined: 16 May 2009
Total Posts: 6385
26 Jan 2012 09:14 PM
THE ANSER IS 4!!!!!!


LOL IM SO FUNY
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Rushour3 is not online. Rushour3
Joined: 13 Jan 2009
Total Posts: 55501
26 Jan 2012 09:14 PM
still in geometry

sorry
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Shockman25 is not online. Shockman25
Joined: 16 May 2009
Total Posts: 6385
26 Jan 2012 09:15 PM
But seriously, that looks very challenging.
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Rushour3 is not online. Rushour3
Joined: 13 Jan 2009
Total Posts: 55501
26 Jan 2012 09:16 PM
9th grade math is easy

so his 10th
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Rushour3 is not online. Rushour3
Joined: 13 Jan 2009
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26 Jan 2012 09:16 PM
is*
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akumaru456 is not online. akumaru456
Joined: 23 Sep 2009
Total Posts: 243
26 Jan 2012 09:18 PM
Everything is hard until you learn it...
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McFlick is not online. McFlick
Joined: 10 Dec 2010
Total Posts: 11090
26 Jan 2012 09:19 PM
this is grade 10 math OP

are you dumb
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Rushour3 is not online. Rushour3
Joined: 13 Jan 2009
Total Posts: 55501
26 Jan 2012 09:20 PM
@mc

in your state

maybe
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noswad0208 is not online. noswad0208
Joined: 13 Apr 2010
Total Posts: 12881
26 Jan 2012 09:20 PM
20
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Bushey101 is not online. Bushey101
Joined: 01 May 2010
Total Posts: 3712
26 Jan 2012 09:21 PM
On liniar equasions. 1 min il just calculate it <_<
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flarpfartpuddy is not online. flarpfartpuddy
Joined: 02 Nov 2008
Total Posts: 10006
26 Jan 2012 09:22 PM
Imaginary numbers are so pointless, only useful in like two things.

If you want to factor that, go for it, and you get your roots, well actually your x intercepts.

But use the quadratic formula for now.

so x^2+2x-4 turns into

-2 +/- square root of 4-4(1)(-4) / 2(1)

too lazy to do any more.
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Lance7 is not online. Lance7
Top 25 Poster
Joined: 09 Feb 2008
Total Posts: 59665
26 Jan 2012 09:22 PM
I don't understand your notation.
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flarpfartpuddy is not online. flarpfartpuddy
Joined: 02 Nov 2008
Total Posts: 10006
26 Jan 2012 09:24 PM
Oh wait.. I didn't see the 2ix...misread, never mind.
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flarpfartpuddy is not online. flarpfartpuddy
Joined: 02 Nov 2008
Total Posts: 10006
26 Jan 2012 09:24 PM
@Lance

My good chap, u godda math
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