f Find f+9,7-9, fg and g Determine the domain for each function. f(x)= 3x + 2, g(x) = x + 1 (f+g)(x) = (Simplify your answer.)

A11 gram sample of a substance that’s used to treat thyroid disorders has a k-value of 0.1247

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Draw a graph y=f(x) that matches the following characteristics. increasing on: -8< x< -4 and-1< x< 5. decreasing on : -4< x< -1. f(-8)=-5 and zeros at x=-6,-2,and 3. absolute maximum of 7 and absolute minimum of -5.