Analysing the graph of a function

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1. Select the correct statement about the function shown below *

1 point

The function is increasing on [0,𝜋] and [2𝜋, 3𝜋]

The function is positive on [0,𝜋] and [2𝜋, 3𝜋]

The function is non-negative on [0,𝜋] and [2𝜋 ,3𝜋]

The function is decreasing on [𝜋,2𝜋] and [3𝜋, 4𝜋]

2. Select the correct statement about the function shown below *

1 point

The local extremum of the function is x=0

The function has exactly 3 local extrema

The function has exactly 4 local extrema

The function has exactly 2 local extrema

3. Select the correct statement about the function shown below. *

1 point

The global extrema of the function is x=3

The function has exactly 4 zeroes

The absolute value of the function's local minimum from interval [10,12] is higher than the value of the function's local maximum from interval [7,8]

The function has 3 global extrema

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