Factoring Expressions

Factor 5x + 20

• 5(x + 4)

• x(4+5)

• 5(4x + 1)

• not factorable

12x + 9

• 3(4x + 3)

• x(12+9)

• 3(4x - 3)

• not factorable

Factor:
8x+40

• 2(4+10x)

• 8(x+5)

• 8(2x+5)

• 2x(x+5)

Factor  4x + 30y.

• 2(x + 15y)

• 4(x + 15y)

• 2(2x + 15y)

• cannot be factored

Factor the following completely:

20x³ + 15x²

​ (a)   (​ (b)   )

• 5x²

• 4x + 3

• 15x

• 20x²

• 2x + 3

• 5x

• 4x² + 3

Mathematical Equivalence

ON

What is the GCF of the terms below? 24x³ + 36x² is (a)   .

• 12x2

• 6x

• 24x3

• 36x2

Mathematical Equivalence

ON

What two numbers when multiplied equals -56, but when you add them equals 1? CHOOSE TWO NUMBERS

(a)   (b)  

• -7

• 8

• -8

• 7

• 56

• 1

• -56

• -1

Given the real zeros 1/2 and -3, write the factors and multiply to put in standard form.