trinomials review alg. 2

Factor:
x² + 7x - 30

• (x + 10)(x - 7)
• (x - 10)(x + 3)
• (x + 10)(x + 3)
• (x + 10)(x - 3)

Factor
n² + 5n - 6

• (n - 2)(n - 3)
• (n - 1)(n + 6)
• (n + 1)(n - 6)
• (n + 2)(n - 3)

Factor
x² -16x + 48

• (x - 12)(x - 4)
• (x + 6)(x - 8)
• (x + 12)(x - 4)
• (x -16)(x - 3)

What is the GCF of the trinomial?
3x² - 9x -120

• 3
• 2
• 6
• 9

Factor completely: 
3x² + 18x +15
Hint: Factor GCF first.

• 3(x² + 6x + 5)
• (x + 5)(x + 1)
• 3(x + 5)(x + 1)
• Prime

3x² + 23x – 8

• (3x + 1)(x – 8)

• (3x – 8)(x + 1)

• (3x – 1)(x + 8)

• (3x – 1)(x – 8)

6x² – 16x + 8

• (6x – 2)(x – 4)

• 2(3x + 2)(x + 2)

• 2(3x – 2)(x – 2)

• 3(3x + 2)(x – 2)

Which shows 3x² – 8x + 4 completely factored?

• (3x – 2)(x + 2)

• (3x + 4)(x – 1)

• (x + 4)(3x – 1)

• (3x – 2)(x – 2)

Factor completely.
5x² - 13x + 6

• (x - 3)(5x - 2)
• (5x - 3)(x - 2)
• 5(x - 3)(x + 2)
• Not factorable

Factor completely.
3x² - 75

• 3( x + 5 ) ( x - 5 ) 
• Not factorable
• ( x + 5 ) ( x - 5 ) 
• 3( x - 5 ) ( x - 5 ) 

Tags

CCSS.HSA.APR.C.4