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avatar+359 

One of the five quadratics below has a repeated root.  (The other four have distinct roots.)  What is the repeated root?

x^2 - 2x + 1

x^2 - 4x - 4

x^2 + 6x - 9

x^2 + 26x + 25

x^2 - 5x + 4

 Apr 29, 2024
 #1
avatar+128774 
+1

Evaluate the dicrimimant of each......the one that =  0  will be the one with the repeated root

 

 

cool cool cool

 Apr 29, 2024

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