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The default variable is “x” when “variable” is omitted. Example: To differentiate x6 with respect to x Menu Item: [Action][Calculation][diff] Idiff 6-x' Example: To find the second derivative of x6 with respect to x Menu Item: [Action][Calculation][diff] diffCjrA6,jr,2) Example: To find the second derivative of x6 with respect to x at x = 3 Menu Item: [Action][Calculation][diff] 2430 • impDiff Function: Differentiates an equation or expression in implicit form with respect to a specific