+0  
 
0
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1
avatar+4690 

Help 1

 Nov 19, 2018
 #1
avatar+95884 
+1

x^2 + 9x - 36  = 0         factor   and set = 0

 

(x + 12) ( x - 3)   = 0

 

Set each factor to 0, solve for x and we get that

 

x = -12   or   x   = 3

 

 

cool cool cool

 Nov 20, 2018

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