Questions and Answers
1.Solve for x: \displaystyle - 2 x^{2} + 5 x + 1 = 0
Answer: \displaystyle -0.186141 or \displaystyle 2.68614
2.Solve for x: \displaystyle - 2 x^{2} + 2 x - 5 = -2
Answer: There is no solution.
3.Solve for x: \displaystyle - x^{2} - 5 x + 1 = 5
Answer: \displaystyle -4 or \displaystyle -1
4.Solve for x: \displaystyle x^{2} + 4 x - 3 = -3
Answer: \displaystyle 0 or \displaystyle -4
5.Solve for x: \displaystyle x^{2} + 3 x - 2 = -3
Answer: \displaystyle -0.381966 or \displaystyle -2.61803
6.Solve for x: \displaystyle x^{2} - 4 x + 1 = 0
Answer: \displaystyle 3.73205 or \displaystyle 0.267949
7.Solve for x: \displaystyle - x^{2} - 2 x - 2 = -2
Answer: \displaystyle -2 or \displaystyle 0
8.Solve for x: \displaystyle 2 x^{2} + 5 x + 2 = 0
Answer: \displaystyle - \frac{1}{2} or \displaystyle -2
9.Solve for x: \displaystyle x^{2} - 3 x + 2 = 1
Answer: \displaystyle 2.61803 or \displaystyle 0.381966
10.Solve for x: \displaystyle 2 x^{2} + 5 x + 3 = -5
Answer: There is no solution.
