The maximum value of the given function is 0.
What is a function?
A function is a relation in which each value from the set of ordered pair's first components is associated with exactly one value from the set of ordered pair's second components.
- The value of any given function at a particular value of X is always seen on the Y- axis.
- The highest value on the y axis for this particular function is zero which is at x = 0, -2π, 2π
Hence the maximum value of this function is 0.
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