TEKS.MATH.9-12.II.B

g(x)=3x+4
h(x)=3x-1
Find g(h(x))

• -9x+11
• 4x²+4x
• 9x+1
• 9x+11

Tags

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.B

Find the inverse function:
f(x) = log₅(x)

• f ^-1(x) = log₅(x)
• f ^-1(x) = log_x(5)
• f ^-1(x) = 5^x
• f ^-1(x) = x⁵

Tags

TEKS.MATH.9-12.II.B

Factor
3v² - 4v - 7

• (3v-7)(v+1)
• 3(v-7)(v-1)
• (3v+1)(v-9)
• (3v+1)(v-10)

Tags

TEKS.MATH.9-12.II.B

Write in logarithmic form.
5² = 25

• log₅2 = 25
• log₂25 = 5
• log₂₅5 = 2
• log₅25 = 2

Tags

TEKS.MATH.9-12.II.A

TEKS.MATH.9-12.II.B

Factor
x² - 9x + 18 

• A. (x - 6)(x - 3) 
• B. (x + 6)(x - 3)
• C. (x - 9)(x - 2)
• D. (x - 6)(x + 3) 

Tags

TEKS.MATH.9-12.II.B

Factor:
x² + 7x - 30

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

Tags

TEKS.MATH.9-12.II.B

If A = 3x² - 6x  and B = 12x- 6x², what is B - A?

• -9x² + 18x
• 9x² - 18x
• -3x² + 6x
• -3x²

Tags

TEKS.MATH.9-12.II.B

Factor:
5x³-7x²

• x²(5x-7)
• x(5x²-7x)
• x³(5-7x)
• Prime

Tags

TEKS.MATH.9-12.II.B

Which is the inverse of y = (2x + 4)/8

• y = (-2x + 4)/8

• y = (8x - 4)/2

• y = (2x - 4)/8

• y = (8x + 4)/2

Tags

TEKS.MATH.9-12.II.B