Skills · Polynomials · Factoring
Factoring x² + bx + c
Printable practice with an answer key the engine computes, at three levels, in as many versions as you need.
Problem types
- x² + bx + c: x² + 7x + 12
- x² − bx + c: x² − 7x + 12
- x² ± bx − c: x² + x − 12
- a GCF first: 2x² + 14x + 24
Sample Sheet · Level 1
- x² + 15x + 56 =
- x² + 6x + 8 =
- x² + 14x + 45 =
- x² − 5x + 6 =
- x² − 10x + 16 =
- x² − 17x + 72 =
- x² + 11x + 18 =
- x² − 12x + 32 =
Answer key
- (x + 7)(x + 8)
- (x + 2)(x + 4)
- (x + 5)(x + 9)
- (x − 2)(x − 3)
- (x − 2)(x − 8)
- (x − 8)(x − 9)
- (x + 2)(x + 9)
- (x − 4)(x − 8)
Sample Sheet · Level 3
- x² + 15x + 56 =
- x² − x − 132 =
- x² − 9x + 20 =
- x² − 14x + 33 =
- x² + 8x − 33 =
- x² + 18x + 77 =
- 2x² − 4x − 48 =
- 3x² − 18x − 48 =
Answer key
- (x + 7)(x + 8)
- (x + 11)(x − 12)
- (x − 4)(x − 5)
- (x − 3)(x − 11)
- (x − 3)(x + 11)
- (x + 7)(x + 11)
- 2(x + 4)(x − 6)
- 3(x + 2)(x − 8)
Make your own
Pick the count, the level and the version, and print it with work space and the key on its own page. The same skill also makes an I Do, We Do, You Do lesson, a Mosaic, a Decoder and more.