Polynomials STAAR

Factor the following quadratic trinomial:
4x²-19x+12

• (x-4)(4x-3)

• (x+4)(4x-3)

• (x-4)(4x+3)

• (x-4)(x-3)

The area of a rectangle is x²+17x+60, and the width is (x+5). What is the length?

• (x-12)

• x²+17x

• (x+5)

• (x+12)

Tags

CCSS.HSA.APR.D.6

Factor completely:
81x²-1
*Hint: Difference of squares

• (9x+1)(9x-1)

• (9x+1)(9x+1)

• (9x-1)(9x-1)

• (81x)(x-1)

Tags

CCSS.HSA.APR.C.4

Factor the following quadratic trinomial:
x²-6x+8

• (x-4)(x-2)

• (x+4)(x+2)

• (x-4)(x+2)

• (x+4)(x-2)

Find the product. 
   
(x - 10)²

• x² - 100

• x² - 20x + 100

• x² - 20x +20

• x² - 100x + 20

Tags

CCSS.HSA.APR.C.4

Find the product.
 
(2x + 5)(2x - 5)

• 4x² - 25

• 4x² + 25

• 4x² - 20x - 25

• 4x² +20x - 25

Tags

CCSS.HSA.APR.A.1

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

Which binomials are a difference (subtraction) of two squares?
I. 6a²-25
II. 4x²+16
III. b²-9
IV. 49y²-64

• I only

• III only

• III and IV

• II, III, and IV

Find the product:
(x + 7)²

• x² + 7x + 7x + 49

• x² + 7x + 7

• 7x² + x + 7

• x² + 14x + 49

Tags

CCSS.HSA.APR.C.4

Find the difference. 
(3- 2x + 2x²) - (4x -5 +3x²)

• x_² + 6x + 8

• 2x² + 5x - 7

• -x² -6x + 8

• -2x² + 11x - 4

Tags

CCSS.HSA.APR.A.1