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10 questions from this quiz
Rate of change of the gradient
f′′(x)f''(x)f′′(x)
Twice
12x−812x - 812x−8
6x3\frac{6}{x^3}x36
101010
Squaring the first derivative
3x−13x^{-1}3x−1
Curvature and concavity
d squared y, d x squared
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