SOLUTION: Prove that the value 2x^2-8x+9 cannot be less than 1
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Question 901424: Prove that the value 2x^2-8x+9 cannot be less than 1
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Complete the square.
The parabola has a vertex at (2,1).
It opens upwards since and its minimum value is .
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