A.10E - Factoring Mini-Lesson

A.10E - Factoring Trinomials

Multiple Choice

Decide which students are correct.

$$4x^2+15x+9$$

• Bart:

  2x + 3 is a factor

• Beth:

  4x + 3 is a factor

• Bela:

  4x + 3 is the ONLY factor

Multiple Choice

Decide which students are correct. Justify your answers.

$$2x^2+3x+4$$

• Coda:

  This expression has no real factors

• Carl:

  2x + 1 is a factor

• Cleo:

  x + 2 is a factor

Multiple Select

Factor the expression.

$$6x^2-7x+2$$

Select the two factors.

• x - 3

• 2x - 1

• 2x + 3

• 3x - 2

• 2x - 3

Multiple Select

Factor the expression.

$$3x^2+11x-20$$

Select the two factors.

• x + 5

• 3x - 4

• 4x + 5

• x - 3

• 2x - 3

Multiple Select

Factor the expression.

$$4x^2-7x-15$$

Select the two factors.

• x + 5

• 3x - 4

• 4x + 5

• x - 3

• 2x - 3

Multiple Select

Factor the expression.

$$4x^2-12x+9$$

Select the factor(s)

• x + 5

• 2x + 3

• 4x + 5

• x - 3

• 2x - 3