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Find the roots of x^2 + 12x + 36 = 25.

 May 29, 2021
 #1
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Re - write as

x^2 + 12x + 9 = 0        in the QUadratic formula   a =1    b = 12   c = 9

 

\(x = {-12 \pm \sqrt{12^2-4(1)(9)} \over 2(1)a}\)     You can finish I'm sure !     (Ignore the 'a' on the bottom....I forgot to delete it) 

 May 29, 2021

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