Problem #10: The line y = 7x+ b is tangent to the function f(x) ae + 6x at x= 3. What is the value of b? (Note that the value of the constant a is not given.) (A)-6 (B)-4 (C)-2 (D)-8 (E) -12 (F) -10 (G) 0 (H) 2

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