Level 317 Level 319
Level 318

Solving Quadratic Equations Using the Quadratic Fo


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The solutions are x = 1.87 and x = -0.54
Solve using the quadratic formula. 3x^2 - 4x - 3 = 0
The solutions are x = 2.93 and x = -0.43
Solve using the quadratic formula. 4x^2 - 10x - 5 = 0
The solutions are x = -0.57 and x = 2.91
Solve using the quadratic formula. -3x^2 + 7x + 5 = 0
The solutions are x = -3.73 and x = -0.27
Solve using the quadratic formula. -2x^2 - 8x - 2 = 0
The solutions are x = -0.07 and x = -7.43
Solve using the quadratic formula. 2x^2 + 15x + 1 = 0
The solutions are x = -2.87 and x = 0.07
Solve using the quadratic formula. -5x^2 - 14x + 1 = 0
The solutions are x = 0.67 and x = -2
Solve using the quadratic formula. 3x^2 + 4x - 4 = 0
The solutions are x = -0.67 and x = 2
Solve using the quadratic formula. -3x^2 + 4x + 4 = 0
There are no real roots.
Solve using the quadratic formula. 5x^2 + 6x + 4 = 0
The solutions are x = 0.65 and x = -7.65
Solve using the quadratic formula. x^2 + 7x - 5 = 0
The solutions are x = -8.58 and x = 0.58
Solve using the quadratic formula. -x^2 - 8x + 5 = 0