Question: For each function in Exercises 1-6, state: a) The maximum number of real zeros that the function can have; b) The maximum number of x-intercepts

For each function in Exercises 1-6, state:
a) The maximum number of real zeros that the function can have;
b) The maximum number of x-intercepts that the graph of the function can have; and
c) The maximum number of turning points that the graph of the function can have?
1. f (x) = x5 - x2 + 6s
2. f (x) = - x2 + x4 - x6 + 3
3. f (x) = x10 - 2x5 + 4x - 2

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