Solve the equation. $z ^ { 2 } + 8 z + 12 = 0$
A) $z = - 2 , z = - 6$
B) $z = - 5 , z = - 8$
C) $z = - 4 , z = - 5$
D) $z = 2 , z = 6$
E) $z = - 7 , z = 4$

Name: Solve the equation. $z ^ { 2 } + 8 z + 12 = 0$ A) $z = - 2 , z = - 6$ B) $z = - 5 , z = - 8$ C) $z = - 4 , z = - 5$ D) $z = 2 , z = 6$ E) $z = - 7 , z = 4$
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Question

Quizplus · Accepted Answer

We can factor the equation as $$(z + 2)(z + 6) = 0$$ which gives us two solutions, $z=-2$ and $z=-6$. Therefore, the answer is choice (A).

Solve the Equation z2+8z+12=0z ^ { 2 } + 8 z + 12 = 0z2+8z+12=0

Solve the Equation $z ^ { 2 } + 8 z + 12 = 0$