TEKS.MATH.9-12.II.C

Solve the equation.
4^x+1 = 8^2x–3

• x = –7/4
• x = –4/11
• x = 11/4
• x = 7/11

Tags

TEKS.MATH.9-12.II.C

What are the zeros for the function
f(x) = (x + 7)(x + 5)

• (7 , 0) and (5 , 0)
• (0 , 7) and (0 , 5)
• (-7 , 0) and (-5 , 0)
• (7 , 0) and (5 , 0)

Tags

TEKS.MATH.9-12.II.C

In a certain game, a player can solve easy or hard puzzles.  A player earns 30 points for solving an easy puzzle and 60 points for solving a hard puzzle.  Tina solved a total of 50 puzzles playing this game, earning 1,950 points in all.  How many hard puzzles did Tina solve?

• 10
• 15
• 25
• 35

Tags

TEKS.MATH.9-12.II.C

Find the inverse of f(x) = x² - 5

• f^-1(x) = √(x) + 5
• f^-1(x) = ∛(x-5)
• f^-1(x) =√(x+5)
• f^-1(x) = x² - 5

Tags

TEKS.MATH.9-12.II.C

In a pasture, there are horses and chickens. If there are a total of 28 animals and 80 legs, how many chickens and horses are there?

• 10 horses, 18 chickens
• 16 horses, 12 chickens
• 12 horses, 16 chickens
• 18 horses, 10 chickens

Tags

TEKS.MATH.9-12.II.C

Solve the proportion.

• 18
• 3
• 2
• 9

Tags

TEKS.MATH.9-12.II.C

Find the inverse of f(x)=log₃(x+2)

• f^-1(x)=1^x

• f^-1(x)=3^x-2

• f^-1(x)=3^(x-2)

• f^-1(x)=3^(x+2)

Tags

TEKS.MATH.9-12.II.C

What are the intercepts for 3x - 2y = 6

• (0, 3) and (2, 0)

• (0, -2) and (-3, 0)

• (0, -3) and (2, 0)

• (0, 2) and (3, 0)

Tags

TEKS.MATH.9-12.II.C

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5
• x = 20 and x = -9
• x = 4 and x = 5
• x = -4 and x = 5

Tags

TEKS.MATH.9-12.II.C

Solve for p

-6|-8p - 7| = -15

• -19/16, -9/16

• 1/4, -3.5

• 9/16, -9/16

• -19/16

Tags

TEKS.MATH.9-12.II.C