Functions - intercepts, positive/negative, relative extrema

What is the x-intercept shown on the graph?

• (4, -2)
• (0, -2)
• (4, 0)
• (0, 4)

How many extrema (max and mins) are in the picture?

• 2

• 3

• 4

• 5

Give the interval(s) where the function is positive and where the function is negative

• Positive (-2, 2) Negative (-3, -2)

• Positive (-3, -2) Negative (-2, 2)

• Positive (2, -2) Negative (-2, -3)

• Positive ( -2, -3) Negative (2, -2)

How many extrema are there in this graph?

• 2 max, 2 min

• 3 max, 2 min

• 2 man, 3 min

• 3 increasing intervals, 2 decreasing intervals

Does this function have extrema?

• yes, it has a maximum at (1, -2)

• yes, it has a minimum at (-1, 2)

• yes, it has a relative maximum at (-1, 2) and a relative maximum at (1, -2)

• cannot be determined

Which point represents a relative maximum point?

• (-3, 0)

• (0, 36)

• (2, 0)

• None

Does this function have extrema?

• yes, it has a maximum at (0, 2)

• yes, it has a minimum at (0, 2)

• yes, it has multiple relative minimums and maximums

• cannot be determined

For the pictured polynomial, which is a relative max?

• (-3, -2)
• (3, 0)
• (2, 0)
• (4, 1)

For the pictured polynomial, which of the following are relative MINIMUMS (there can be more than 1)?

• (-5, 1)

• (0, 3)

• (-3, -2)

• (2, 0)

• (4, 1)

a function is positive when the graph is _____ the x-axis