Thursday
April 17, 2014

Homework Help: algebra

Posted by layth on Monday, September 20, 2010 at 12:40pm.

if x.y=30 and x+y=10.3, what is x?
i been told by my teacher to use quadratic formula , and him and i did it , we end up having , x1=-5.15-5.89i and x2=-5.15+5.89i, y1=30/(-5.15-5.89i) and y2=30/(-5.15+5.89i).and he told to go from there, but i cant get final answe. as you know i=square root of -1. but i can solve this
(-5.15-5.89i)times 30/(-5.15-5.89i) ???

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math,algebra,help - Is this right: Solve: x^2+16x+60=0 this is what i did: i ...
College Math II - Solve by using the quadratic formula. x^2 + 6x + 6 = 0 I am ...
Algebra - For this equation x^(2) + x + 2 which you can't factor but then you ...
physics repost - I am still trying to solve for H in this equation but I am ...
physics repost - I am still trying to solve for H in this equation but I am ...
Algebra help - m having an extremely tough time with integers in algebra when ...
algebra - I am having an extremely tough time with integers in algebra when ...
math,algebra - can someone help me out factor out this 0=16t^2-122t+180 i have ...
math - (4.35E-2 - x)(7.56E-2 -x ) ============================ (0.324 + 2x)2 ...
Algebra - I am still having trouble solving this problem. Use the quadratic ...

Search
Members