TEKS.MATH.9-12.VII.A

Identify the common ratio (multiplier) of the function f(x)=2(4)^x.

• 2
• 4
• (2)^x
• 8

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TEKS.MATH.9-12.VII.A

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

• y = 15(35)^x
• y = 15(1.35)^x
• y = 15(0.35)^x
• y = 35(1.15)^x

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TEKS.MATH.9-12.VII.A

What is the vertex of the parabola: y=2(x-3)²+4

• (3,4)
• (-3,4)
• (3, -4)
• (-3,-4)

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TEKS.MATH.9-12.VII.A

Linear, exponential, or neither?
Amount increases $10 per year

• Linear
• Exponential
• Neither
• All of the above

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TEKS.MATH.9-12.VII.A

Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)³

• Growth
• Decay

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TEKS.MATH.9-12.VII.A

TEKS.MATH.9-12.II.A

Which piecewise function corresponds to this graph? (Take your time)

• f(x) = { x  if x < 4;   -x+1  if x ≥ 4
• f(x) = { x  if x ≤ 4;  -x+1  if x > 4
• f(x) = { -x+1  if x < 4;  x  if x ≥ 4
• f(x) = { -x+1  if x ≤ 4;  x if x > 4

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TEKS.MATH.9-12.VII.A

Which of the following graphs have a domain of -4<x≤6?

• A
• B
• C
• D

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TEKS.MATH.9-12.VII.A

f(x) = −|x+4|

• A
• B
• C
• D

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TEKS.MATH.9-12.VII.A

What is the equation of the graph?

• y = √(x - 3)
• y = √(x) + 3
• y = √(x - 5) + 4
• y = √(x + 5) + 4

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TEKS.MATH.9-12.VII.A

TEKS.MATH.9-12.II.A

TEKS.MATH.9-12.II.D.1

What is the domain?

• All real numbers

• All real numbers except 4

• All real numbers except 2

• All real numbers except 2 and -2

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TEKS.MATH.9-12.VII.A