Solve the Equation Using the Quadratic Formula (When Necessary, Round $2 z ^ { 2 } + 6 z + 2 = 0$

question 86

Multiple Choice

Solve the equation using the quadratic formula (when necessary, round results to three significant digits) . $2 z ^ { 2 } + 6 z + 2 = 0$

• A) -0.382, -2.62
• B) 1.242, -2.62
• C) -2.618, -2.62
• D) -0.382, -3.75
• E) 1.242, -3.75