Quadratics (Grade 9)
Free printable Grade 9 algebra worksheet: expand, factorise and solve simple quadratic expressions and equations.
✓ Answer key checked by math, never wrong
Grade 9 · Math worksheet
Name
Date
Math
Algebra: Quadratics
Expand, factorise, or solve each quadratic expression or equation.
- 1.Expand: (x + 1)(x + 5)
- 2.Expand: (x - 4)(x + 2)
- 3.Expand: (x + 8)(x - 8)
- 4.Expand: (x - 5)(x + 5)
- 5.Expand: (x + 1)(x - 6)
- 6.Factorise: x^2 + 10x + 9
- 7.Factorise: x^2 + 14x + 45
- 8.Factorise: x^2 - 10x + 9
- 9.Factorise: x^2 - 6x - 7
- 10.Factorise: x^2 - 4x - 21
- 11.Solve: x^2 + 3x + 2 = 0
- 12.Solve: x^2 - 5x - 14 = 0
- 13.Solve: x^2 + 8x + 15 = 0
- 14.Solve: x^2 + 9x + 14 = 0
Made with ChalkBee · chalkbee.com