Let a and b be nonzero real numbers. Define ƒ: R → R by .(a) Prove that ƒ is one-to-one.(b...

Let a and b be nonzero real numbers. Define ƒ: R → R by .

(a) Prove that ƒ is one-to-one.

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(b) Is there a solution to the equation f(x) = a? Explain. What about f(x) = b?

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(c) Is ƒ onto? Explain.