TEKS.MATH.9-12.II.B

Louis bought two movies at his local store.  The regular price for each movie was r dollars.  The store charged Louis the regular price for the first movies and gave him a 25 percent discount on the second movie.  He was charged 8 percent sales tax on the entire purchase.  Which of the following expressions gives the total, in dollars, Louis paid, including sales tax?

• 1.08r + 0.75r
• 1.08(2(0.75r))
• 1.08(r + 0.75r)
• 1.08(r - 0.25r)

Tags

TEKS.MATH.9-12.II.A

TEKS.MATH.9-12.II.B

Factor
10x² + 15x-5

• 25(10x³+45x-15)
• 5(2x³ + 3x²-x)
• x(10x³+15x-5)
• 5(2x²+3x-1)

Tags

TEKS.MATH.9-12.II.B

Factor
x² + 4x + 3

• (x - 1)(x - 3)
• (x + 1)(x + 3)
• (x - 1)(x + 3)
• (x + 1)(x - 3)

Tags

TEKS.MATH.9-12.II.B

Select the equivalent expression 
4x⁴y³ ⋅ 2x³y^-5

• 8x⁷/ y²
• 6x⁷y⁸
• 6x⁷y^-2
• 8 / x⁷y² 

Tags

TEKS.MATH.9-12.II.B

What is the GCF of the following polynomial?
2x³+4x²-12x?

• 2
• 4x
• x
• 2x

Tags

TEKS.MATH.9-12.II.B

8x³ - 18x

• 2x(4x²-9)                                    
• (4x²+3) (2x-3)
• 2x(2x+3) (2x-3)
• PRIME

Tags

TEKS.MATH.9-12.II.B

Factor
4n²-17n-15

• (n-10)(6n+1)
• (4n-5)(n-3)
• (n-5)(4n-3)
• (n-5)(4n+3)

Tags

TEKS.MATH.9-12.II.B

What do you do to the b value to correctly complete the square?

• square it
• divide it by 2 and square the result
• divide it by 2 and take the square root of the result
• divide it by 2 only

Tags

TEKS.MATH.9-12.II.B

What is the GCF? 5x²+20x

• 5
• x
• 5x
• 20x

Tags

TEKS.MATH.9-12.II.B

Factor t² - 6t + 8

• (t - 4)(t - 6)

• (t + 2)(t + 4)

• (t - 2)(t + 4)

• (t - 2)(t - 4)

Tags

TEKS.MATH.9-12.II.B