Worksheets

Quadratic equations

Level 3 · Solutions with square roots

Type your answers and press Check. Each answer is marked at once.

Solve the equations.

Both solutions, in any order. Write square roots as √ or sqrt.

1.
x2−2x−13=0x^{2} - 2x - 13 = 0
2.
x2+2x−4=0x^{2} + 2x - 4 = 0
3.
x2−6x−6=0x^{2} - 6x - 6 = 0
4.
x2+8x+5=0x^{2} + 8x + 5 = 0
5.
x2−10x+20=0x^{2} - 10x + 20 = 0
6.
x2−4x−13=0x^{2} - 4x - 13 = 0
7.
2x2−3x−5=02x^{2} - 3x - 5 = 0
8.
2x2−7x−30=02x^{2} - 7x - 30 = 0
9.
2x2+7x−30=02x^{2} + 7x - 30 = 0
10.
3x2−14x−5=03x^{2} - 14x - 5 = 0