Question Solve the quadratic equation Solve by factoring Solve using the quadratic formula Solve by completing the square Load more k1=−4,k2=12 Evaluate k2−8k−48=0Factor the expression More Steps Evaluate k2−8k−48Rewrite the expression k2+(4−12)k−48Calculate k2+4k−12k−48Rewrite the expression k×k+k×4−12k−12×4Factor out k from the expression k(k+4)−12k−12×4Factor out −12 from the expression k(k+4)−12(k+4)Factor out k+4 from the expression (k−12)(k+4) (k−12)(k+4)=0When the product of factors equals 0,at least one factor is 0 k−12=0k+4=0Solve the equation for k More Steps Evaluate k−12=0Move the constant to the right-hand side and change its sign k=0+12Removing 0 doesn't change the value,so remove it from the expression k=12 k=12k+4=0Solve the equation for k More Steps Evaluate k+4=0Move the constant to the right-hand side and change its sign k=0−4Removing 0 doesn't change the value,so remove it from the expression k=−4 k=12k=−4Solution k1=−4,k2=12 Show Solution Graph