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Find the roots of x^2 - 20x - 69 = 0.

 Jun 21, 2020
 #1
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We can factor x^2-20x-69=0 to (x+3)(x-23)=0. 

Then x+3=0 so x=-3

and x-23=0 so x=23.

 

Therefore the roots are -3 and 23.

 Jun 21, 2020

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