f(x)=4x-3 A) Is the function f an odd function? B) Is the function f a linear function? C) Is the range of f (-∞,∞)?
A) Not odd. The sum of an even function and an odd function is neither. 4x is odd, -3 is even. B) The function is linear, of the form y=mx+b. C) Both the domain and range of this function are the set of all real numbers.
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