SOLUTION: okayz i need assistance plz
{{{ x^2-2x-3= sqrt( 4 ) }}}
Algebra.Com
Question 910386: okayz i need assistance plz
Found 2 solutions by ewatrrr, MathLover1:
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
x^2-2x-3 = ± 2
Either
x^2 - 2x = 5 Completing Square
x^2 - 2x + 1 = 5 + 1
(x-1)^2 = 6 , x = 1 ± √6
0r
x^2 - 2x = 1 Completing Square
x^2 - 2x + 1 = 1 + 1
(x-1)^2 = 2, x = 1 ± √2
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
use quadratic formula
solutions:
or
as decimal
or
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