Features of Functions Day 2

Features of Functions Day 2

Xint --> Y is zero

Yint --> X is zero

Multiple Choice

^{What is the x- intercept of the line?}

• (1, 0)
• (2, 0)
• ( -1, 0)
• (-2, 0)

Multiple Choice

Which ordered pair could represent a y-intercept on a graph?

• (6, 0)
• (0, 4)
• (-1, 3)
• (2, 0)

Multiple Choice

What is the y-intercept?

• (0,7)
• (0, 0)
• (0,1)
• (0, 2)

Multiple Choice

Give the y-intercept

• (2,0)
• (-2,0)
• (0,-2)
• there is no y-intercept

Domain = x

Range = y

Multiple Choice

What is the domain of the graph?

• [1,4]

• (1,4)

• (4,1)

• (1,4]

Multiple Choice

For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.

• D: {1, -3, -4,}
  R: {0, 1, 2, -4}
• D:{-4, 0, 1, 2}
  R:{-4, -3, 1}
• D:{0, 1, 2, 3, 4}
  R:{1, -3, -4}

Domain and Range with interval notation

( ) = Not included

[]= Included

Multiple Choice

What is the range of the following graph?

• (-infinity, infinity)

• (infinity, infinity)

• any real number greater than zero

• it can not be determined

Multiple Choice

On which interval is the graph increasing?

• (-5,-3)

• (-3,-1)

• (1,4)

• (5,∞)

Multiple Choice

What is the domain of the function?

• (-∞,5]
• (-∞,5)
• (-∞,2]
• (-∞,2)

Multiple Choice

When is the function decreasing?

• (30, 55)
• (40, 60)
• (15, 40)
• (60, -40)

Multiple Choice

What is the range of the function?

• (-∞,5]
• (-∞,5)
• (-∞,2]
• (-∞,2)

Multiple Choice

What are the x-intercepts?

• 0 and 2
• -4 and 0
• 2 and 3
• 0 and 4

Multiple Choice

• {1, 2, 3, 4, 5}
• {-1, 1, 2, 3}
• {1, 2, 3, 5}
• [1, 5]

Multiple Choice

What is the range?

• {-2, -1, 0, 3}
• {3, 0, -1, 0, -2}
• {-4, -2, 1, 2, 5}
• {-4, -2, -1, 0, 1, 2, 3, 5}

Multiple Choice

Which statement is true about this function?

• The function is never constant
• The function is always increasing
• The function is never decreasing
• The function increases on the interval 11:00 < x < 15:00

Multiple Choice

What is the increasing interval for this function?

• (-6, -2)
• (-∞, ∞)
• (-2, 6)
• (-1, 3)

Multiple Choice

Does this graph have a maximum or minimum?

• Minimum
• Maximum