TEKS.MATH.9-12.VII.B

What is the vertex for the parabola represented by the equation
y = 2(x + 3)² - 8?

• (3, 8)
• (3, -8)
• (-3, 8)
• (-3, -8)

Tags

TEKS.MATH.9-12.VII.B

What is the vertex of y=x²+4x+3?

• (2,1)
• (-2,1)
• (0,0)
• (-2,-1)

Tags

TEKS.MATH.9-12.VII.B

What is the vertex?

• (0, - 1)
• (0, 0.5)
• (-1, 0)
• (0.5, 0)

Tags

TEKS.MATH.9-12.VII.B

TEKS.MATH.9-12.VII.A

What is f'(x) if f(x) = cos(5x⁴)?

• f'(x) = sin(20x³)
• f'(x) = 20x³ sin(5x⁴)
• f'(x) = -sin(20x³)
• f'(x) = -20x³ sin(5x⁴)

Tags

TEKS.MATH.9-12.VII.B

What is the range of the function?

• 0≤h≤3
• 0≤h≤36
• h<3
• t≤36

Tags

TEKS.MATH.9-12.VII.B

What is the domain and range?

• D : All real number x ≠ -3
  R: All real number y≠ 1
• D : All real number x ≠ 1
  R: All real number y≠ -3
• D : All real number x ≠ 3
  R: All real number y≠ 1
• D : All real number x ≠ -1
  R: All real number y≠ 3

Tags

TEKS.MATH.9-12.VII.B

TEKS.MATH.9-12.VII.A

If f and g are inverse functions, and
f(2) = -1     g(1) = -2     f(1) = -2, 
then which of the following MUST be true?

• g(-2) = 0
• g(1) = 1
• g(-2) = -3
• g(-1) = 2

Tags

TEKS.MATH.9-12.VII.B

TEKS.MATH.9-12.VII.A

log ₁₇ 1

• 1

• 0

• 17

• 18

Tags

TEKS.MATH.9-12.VII.B

What are the domain and range of y = arctan(x)

• domain [-1, 1] range [-2π, 2π]

• domain (-∞, ∞) range [-π/2, π/2]

• domain [-1, 1] range (-π/2, π/2)

• domain (-∞, ∞) range (-π/2, π/2)

Tags

TEKS.MATH.9-12.VII.B

Any question on how to evaluate functions?

Tags

TEKS.MATH.9-12.VII.B