TEKS.MATH.9-12.VII.A

What is the proper domain?

• x≥0
• y≥0
• All real numbers
• {0, 1, 2, 3, 4,...}

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TEKS.MATH.9-12.VII.A

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

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TEKS.MATH.9-12.VII.A

Determine the slope and y-intercept from the following equation:   y = 3/2x + 3

• slope: 5   y-intercept:  (0,3) 
• slope: 3/2   y-intercept:  (0,3) 
• slope:  4  y-intercept:  (0,3/2)
• slope: 1/5   y-intercept:  (0,5) 

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TEKS.MATH.9-12.VII.A

Which graph does NOT pass the vertical line test?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

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TEKS.MATH.9-12.VII.A

Is this graph a function or not a function? 

• Function
• Not a Function 

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TEKS.MATH.9-12.VII.A

What is the range of this function?

• -4 ≤ y ≤ 5
• -1 ≤ x ≤ 3
• All Real Numbers
• y ≥ -4

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TEKS.MATH.9-12.VII.A

All of the x values or inputs are called what?

• Domain
• Range
• Relation
• Function

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TEKS.MATH.9-12.VII.A

Use the sign chart for f'(x).  There is(are) ...

• a local maximum at x = -2.
• a local minimum at
  x = -2 and a local maximum at x = 4.
• a local maximum at
  x = -2 and a local minimum at x = 4.
• no extrema.

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TEKS.MATH.9-12.VII.A

The vertex of this quadratic is...

• (1,16)
• (-3,0)
• (5,0)
• (0,15)

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TEKS.MATH.9-12.VII.A

What is the first step in finding the equation of the inverse of a function?

• get x by itself
• switch x and y
• solve for y
• write the function in inverse function notation

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TEKS.MATH.9-12.VII.A