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Find the sum of the squares of the solutions of x^2 - 13x + 4 = -11x + 7.

 Jul 21, 2022
 #1
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Rearrange as

 

x^2 - 2x - 3 =  0         factor

 

(x  - 3 ) ( x + 1)   = 0       

 

x - 3  =  0                 x + 1  = 0

 

x = 3                       x = - 1

 

(3)^2  + (-1)^2 =  

 

9 + 1   =

 

10

 

 

cool cool cool

 Jul 21, 2022

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