TEKS.MATH.9-12.II.D

Tim and Shawn wrote quadratic equations with zeros 8 and 11. Who is correct?
Tim:  (x - 8)(x - 11) = y
Shawn: x²- 19x + 88 = y

• None
• Both
• Tim
• Shawn

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TEKS.MATH.9-12.II.D

Rewrite 3⁴ = 81 in logarithmic form.

• log₃4 = 81
• log₈₁3 = 4
• log₃81 = 4
• log₄81 = 3

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TEKS.MATH.9-12.II.D

Write in exponential form.
log₂32 = 5

• 2^-5 = 32
• 2³² = 5
• 2⁵ = 32
• 32⁵ = 2

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TEKS.MATH.9-12.II.D

Write in exponential form.
log₂(¹/₈) = -3

• 2^-3 = ¹/₈
• 2^1/8 = -3
• -3² = ¹/₈
• -3^1/8 = 2

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TEKS.MATH.9-12.II.D

Write in exponential form.
log₂(¹/₈) = -3

• 2^-3 = ¹/₈
• 2^1/8 = -3
• -3² = ¹/₈
• -3^1/8 = 2

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TEKS.MATH.9-12.II.D

18 times a number

• n - 18
• 18n
• 18 + n
• 18 - n

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TEKS.MATH.9-12.II.D

At a restaurant the cost for a breakfast taco and a small glass of milk is $2.10. The cost for 2 tacos and 3 small glasses of milk is $5.15. If a system of equations is written, which would be the correct representation of the 2 variables?

• t: # of tacos

  m: # of glasses of milk

• t: Cost of each taco

  m: Cost of each glass of milk

• t: total cost

  m: # of food items

• t: Cost of each glass of milk

  m: Cost of each taco

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TEKS.MATH.9-12.II.D

Which of these represents point-slope form of a linear equation?

• y - y₁ = m(x - x₁)
• Ax + By = C
• y = mx + b

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TEKS.MATH.9-12.II.D

Which equation is Vertex Form?

• y=ax²+bx+c

• y=a(x-h)²+k

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TEKS.MATH.9-12.II.D

Write in logarithmic form.
2^-4 = ¹/₁₆

• log₂(¹/₁₆) = -4
• log_-4(¹/₁₆) = 2
• log _-4 2 = ¹/₁₆
• log₂(-4) = ¹/₁₆

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TEKS.MATH.9-12.II.D