n f(x) = 3x³ + 2x 5 verify that f(x) is invertible and, if so, find the equation of the tangent line to f1(x) at the point where a = 23. Note that f(2) = 23. 1 Dy+2 = (т — 23) 38 1 Dy – 23 = (т — 2) 38 O f(x) is not invertible. Оу- 2 — (г — 23) 38 1 :(+ + 2) 38 23

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