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Mathematics 19 Online
OpenStudy (anonymous):

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OpenStudy (anonymous):

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OpenStudy (anonymous):

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OpenStudy (anonymous):

Help please

OpenStudy (anonymous):

Are there equations with the images?

OpenStudy (anonymous):

I can barely see the numbers from your picture

OpenStudy (anonymous):

@austin1617 f(x) = 3x - 7 g(x) = x^2 + 3x - 4 1.Find (f + g)(x). 2. Find (f - g)(x). 3. Find (f · g)(x). 4. Find (f/g)(x). 5. Find (g/f)(x). 6. Find (f ◦ g)(x). 7. Find (g ◦ f)(x).

OpenStudy (jdoe0001):

\(\begin{array}{cllll} f(x) = 3x - 7\qquad &g(x) = x^2 + 3x - 4 \\\hline\\ (f + g)(x)&f(x)+g(x)&(3x - 7)+(x^2 + 3x - 4)\\ (f - g)(x)&f(x)-g(x)&(3x - 7)-(x^2 + 3x - 4)\\ (f \cdot g)(x)&f(x)\cdot g(x)&(3x - 7)\cdot (x^2 + 3x - 4) \\ \quad \\ (\cfrac{f}{g})(x)&\cfrac{f(x)}{g(x)}&\cfrac{3x - 7}{x^2 + 3x - 4} \\ \quad \\ (\cfrac{g}{f})(x)&\cfrac{g(x)}{f(x)}&\cfrac{x^2 + 3x - 4}{3x - 7} \\ \quad \\ (f \circ g)(x)&f(\ g(x)\ )&3[x^2 + 3x - 4]-7\\ (g \circ f)(x)& g(\ f(x)\ )&[3x - 7]^2+3[3x - 7]-4\\ \end{array}\)

OpenStudy (anonymous):

@jdoe0001 I know that's how you set it up, I don't understand how to actually do the problem. I always come up with strange numbers..

OpenStudy (jdoe0001):

well.. you're only asked to do those operations, so.... is all

OpenStudy (anonymous):

I'm supposed to get the final answer.. can you help with that? @jdoe0001

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