Worksheets

Quadratic equations

Level 1 · Square roots and factorised form

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=49x^2 = 49
2.
x2=9x^2 = 9
3.
x2−4=0x^2 - 4 = 0
4.
x2−9=0x^2 - 9 = 0
5.
3x2=483x^2 = 48
6.
2x2=22x^2 = 2
7.
(x+1)(x−3)=0(x + 1)(x - 3) = 0
8.
(x−7)(x+5)=0(x - 7)(x + 5) = 0
9.
x(x−1)=0x(x - 1) = 0
10.
x(x−5)=0x(x - 5) = 0