Asked by Lucina
                Solve. Express  your answer as exact roots.
(s+6)^2 = 3/4
Sq root (s+6)^2 = +-sq root 3/4
(s+6) = sq root 3/ 2
s = -6 +- sq root 3
-----------------
2
(The answer according to the textbook is (-12 +- sq root 3)/2. What error have I made?)
Thank you
            
        (s+6)^2 = 3/4
Sq root (s+6)^2 = +-sq root 3/4
(s+6) = sq root 3/ 2
s = -6 +- sq root 3
-----------------
2
(The answer according to the textbook is (-12 +- sq root 3)/2. What error have I made?)
Thank you
Answers
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