Posted by Connie on Tuesday, April 22, 2008 at 7:16pm.
Which equation has the complex number 43i as a root?
(1) x^2+6x25=0
(2) x^26x+25=0
(3) x^2+8x25=0
(4) x^28x+25=0
I have no clue how to do it!!!PLEASE HELP!!!Please guide by step by step!!THANKS A LOT~!!!!

math  James, Tuesday, April 22, 2008 at 7:42pm
Martina is mounting shelves near her room's ceiling to hold her stuffed animal collection. She needs a bracket at the end of each shelve or where two shelves come together. If she mounts 8 shelves, side by side, how many brackets does she need?

math  Connie, Tuesday, April 22, 2008 at 7:51pm
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