2x + 7 f(x) 5x - 10 Step 2 of 2: Evaluate f" (1),f"(-5), and f" (7), if they exist. If they do not exist, select "Does Not Exist". Answer Keypad Keyboard Shortcuts Previous step answer Selecting a radio button will replace the entered answer value(s) with the radio button value. If the radio button is not selected, the entered answer is used. f"(1) = f"(1) Does Not Exist f"(-5) = f"(-5) Does Not Exist f"(7) = f"(7) Does Not Exist =

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