6. Let g(x) = -, Find the domain of g(x). 2x2-3x+7 7. Let f(x) = 8. Suppose f(x) = Vx – 3 and g(x) = x² + 5. Which of the following is a formula for (f• g)(x)? 9. Suppose f(x) = x² + 3 and g(x) =x – 2. Which of the following is a formula for f – g)(x)? Find f(3). 5x2-2x

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