Factoring Quiz

Factor: x^2 + x - 20

• (x + 4)(x + 5)

• (x + 4)(x - 5)

• (x - 4)(x + 5)

• (x - 4)(x - 5)

Factor: x^2 + 13x + 42

• (x + 1)(x + 13)

• (x + 10)(x + 3)

• (x + 6)(x + 7)

• (x - 6)(x - 7)

Factor: 4m^2 - 25

• (2m + 5)(2m + 5)

• (2m - 5)(2m - 5)

• (2m + 5)(2m - 5)

• (4m + 5)(4m + 5)

Factor: 121r^2 - 64t^2

• (11r + 8t)(11r - 8t)

• (11r + 8t)(11r + 8t)

• (11r - 8t)(11r - 8t)

• (121r - 8t)(121r + 8t)

Factor each difference of squares: a^2 - 81

Factor each difference of squares: 25x^2 - 49

Factor each difference of squares: x^2 - 225y^2

Factor each difference of squares: 4x^2 - 100

Factor each difference of squares: 1 - 49x^2

Factor each difference of squares: 36 - 100w^2