In a crash test, a car is driven into a solid wall at a speed of 35 mph.(Figure 1) shows the car's acceleration as it crashes into the wall.

Can any one me with the answers to these questions asap?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0

The coordinates of vortex a’ are (8,4) (-4,2) (4,-,4) the coordinates of vortex b’ are (6,6)(12,-,12)(12,12) the coordinates of vortex c’ are(-2,,12)(4,12)(12,-4)