Exercise
$2z^2-12z-14=04$
Step-by-step Solution
Learn how to solve quadratic equations problems step by step online. Solve the quadratic equation 2z^2-12z+-14=4. Group the terms of the equation by moving the terms that have the variable z to the left side, and those that do not have it to the right side. Add the values 4 and 14. Factor the polynomial 2z^2-12z by it's greatest common factor (GCF): 2z. Divide both sides of the equation by 2.
Solve the quadratic equation 2z^2-12z+-14=4
Final answer to the exercise
$z=\frac{6+\sqrt{72}}{2},\:z=\frac{6-\sqrt{72}}{2}$