more algebra

1.  

Solve by graphing.x2 + 2x – 3 = 0  (1 point)

 This item has been reviewed and is scheduled to be updated. All students will receive full credit for any response to the following.             Note: This item has been reviewed and is scheduled to be updated. All students will receive full credit for any response to the following.Note: Remember to show all of the steps that you use to solve the problem. You can use the comments field to explain your work. Your teacher will review each step of your response to ensure you receive proper credit for your answer.What are the solutions of the quadratic equation?2×2 – 16x+ 32 = 0  11.  12.  13.  14.