Let f: Z Z where f(x) = x + x, and let g: Z Z...

 

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Let f: Z→ Z where f(x) = x² + x, and let g: Z → Z where g(x) = 4x +3. (a) Write down (fog)(x) and (go f)(a) as expanded polynomials. (b) Determine the ranges of (fog)(x) and (gof)(x). Let f: Z→ Z where f(x) = x² + x, and let g: Z → Z where g(x) = 4x +3. (a) Write down (fog)(x) and (go f)(a) as expanded polynomials. (b) Determine the ranges of (fog)(x) and (gof)(x).

Answer rating: 100% (QA)

a To find fog2 we first apply gx to the input 2 g2 42 3 8 3 11 Now we substit... View the full answer