Describe how the sign of just to the left and just to the right of a critical point…

MATHEMATICS · Subjective · AP · Calculus AB · Analytical Applications of Differentiation · Analytical Applications of Differentiation

Problem

Describe how the sign of

f'(x)

just to the left and just to the right of a critical point

x=c

determines whether the point is a local maximum, a local minimum, or neither.