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Limit as x->0 of sin(x)/x is 1. Limit as x->0 of (cosx - 1)/x is 0.
Ten questions which involve calculating one- and two-sided limits, identifying points of discontinuity, and making piecewise defined functions continuous and differentiable.
Four-part question involving the evaluation of three derivatives and a limit.
Finding the limits of two expressions.
Three limits involving trigonometric, logarithmic, and exponential functions.