Factoring Prime

3x² + 11x - 20

• (3x + 4) (x - 5)

• (3x - 4) (x + 5)

• (3x - 5) (x + 4)

• (3x + 5) (x - 4)

5x² - 7x - 6

• (5x + 3) (x - 2)

• (3x + 5) (x - 2)

• (5x - 3) (x + 2)

• (3x - 5) (x + 2)

x² + 8x - 20

• (x + 10) (x - 2)

• (x + 10) (x + 2)

• (x + 5) (x + 4)

• (x + 5) (x - 4)

x² + 6x - 27

• (x + 3) (x - 9)

• (x + 9) (x + 3)

• (x - 9) (x - 3)

• (x + 9) (x - 3)

Tags

CCSS.HSA-REI.B.4B

Which is another way of correctly expressing
 (x  - 3)(x - 3)?

• (x² - 3²)

• (x² - 3)

• (x + 3)(x - 3)

• (x - 3)²

Tags

CCSS.HSA.APR.C.4

What are the prime factors of 30? 

• 3, 2, 5 

• 1, 2, 3, 5, 6, 15, 30

• 3, 30

• 10, 3

Use a number tree to find the prime factorization of 72

• 2x2x2x3x3

• 4x3x3x2

• 4x2x2x2x2

Use a number tree to find the prime factorization of 105

• 7x5x3

• 11x5x3

• 7x5x2x1

• 7x5x3x2

A prime number

• has one factor

• has more than 2 factors

• has 100 factors

• has exactly 2 factors: 1 and the number

Tags

CCSS.4.OA.B.4

All of these are prime except

• 3

• 9

• 2

• 13

Tags

CCSS.4.OA.B.4