SOLUTION: Find the number of real roots. x^2-7x+9=0

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Question 22736: Find the number of real roots.
x^2-7x+9=0

Answer by Earlsdon(6294)   (Show Source): You can put this solution on YOUR website!
Find th real roots of:
Solve using the quadratic formula: a = 1, b = -7, and c = 9
Simplify.


The roots are:



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