Solve -2h^2 + h + 1 = 0
-2h^2 + h + 1 = 0 ; (-2h - 1)(h - 1) = 0 ; -2h - 1 = 0 ; -2h = 1 ; h = 1/-2 ; h = -1/2 ; h - 1 = 0 ; h = 1 ; Solution set: h = -1/2 or h = 1
Question
Updated 1/25/2018 11:30:43 PM
Edited by Masamune [1/25/2018 11:29:14 PM]
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Rating
8
-2h^2 + h + 1 = 0 ;
(-2h - 1)(h - 1) = 0 ;

-2h - 1 = 0 ;
-2h = 1 ;
h = 1/-2 ;
h = -1/2 ;

h - 1 = 0 ;
h = 1 ;

Solution set: h = -1/2 or h = 1

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