Questions and Answers
1.Solve for x: \displaystyle - 2 x^{2} + 4 x + 2 = 5
Answer: There is no solution.
2.Solve for x: \displaystyle x^{2} - 2 x - 4 = -2
Answer: \displaystyle 2.73205 or \displaystyle -0.732051
3.Solve for x: \displaystyle x^{2} + 2 x - 1 = 1
Answer: \displaystyle 0.732051 or \displaystyle -2.73205
4.Solve for x: \displaystyle - 2 x^{2} - 5 x - 2 = -1
Answer: \displaystyle -2.28078 or \displaystyle -0.219224
5.Solve for x: \displaystyle - 2 x^{2} - x + 1 = 1
Answer: \displaystyle - \frac{1}{2} or \displaystyle 0
6.Solve for x: \displaystyle - x^{2} + 2 x - 1 = 5
Answer: There is no solution.
7.Solve for x: \displaystyle x^{2} + x + 5 = -3
Answer: There is no solution.
8.Solve for x: \displaystyle - 2 x^{2} - 3 x - 3 = 1
Answer: There is no solution.
9.Solve for x: \displaystyle 2 x^{2} - 3 x = 1
Answer: \displaystyle 1.78078 or \displaystyle -0.280776
10.Solve for x: \displaystyle 2 x^{2} - 5 x = 4
Answer: \displaystyle 3.13746 or \displaystyle -0.637459
