SOLUTION: help please? solve by using the quadratic formula 2x - 4 = 1

SOLUTION: help please? solve by using the quadratic formula 2x - 4 = 1 - x^2

Question 44074: help please? solve by using the quadratic formula 2x - 4 = 1 - x^2
Answer by adamchapman(301) (Show Source): You can put this solution on YOUR website!
rearrang the equation so you have zero on one side of the "=" sign.
This should give
NOw use the quadratic solver
a = the amount of x squared's = 1
b = the amount of x's = 2
c = the number at the end = -3
put these values in the solver to get

Therefore x=-3 or x=1
I hope this helps
P.S. I am trying to start up my own homework help website. I would be extremely grateful if you would e-mail me some feedback on the help you recieved to adam.chapman@student.manchester.ac.uk
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