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OpenStudy (ckallerid):
I require assisstance! Which of the following is a solution of x^2 + 4x = −8? x = −2 − 2i x = 2 + 2i x = −4 + 4i x = 4 − 4i
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OpenStudy (anonymous):
The answer should be x = -2 ± 2i
OpenStudy (ckallerid):
The ± means it could be + or - right?
OpenStudy (anonymous):
You have to use the quadratic formula, and yes
OpenStudy (ckallerid):
okie thanks!
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