Directions: Using the digits 0 to 9, at most two times each, place a digit in each box so that each expression is the correct derivative of the one above it.
Hint
How can you use the power rule here?
Answer
There are many answers. One is f(x) = 2x^2+3x+5 turns into f'(x) = 4x+3 turns into f”(x) = 4.
Source: Owen Kaplinsky
Open Middle®