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 Section Step–by–Step Directions (Links open in new window General Use x.x How to evaluate functions I x.x How to evaluate functions II x.x How to input piecewise-defined functions x.x How to input greatest integer (i.e., floor) function x.x How to factor polynomials x.x How to expand expressions Calculus I Uses 2.2/2.3 How to evaluate limits 2.6 How to find tangent line to a curve 2.7 How to find numerical derivatives 2.7/2.8 How to find derivatives 2.8 How to graph derivative functions 1.7 How to graph parametric equations 3.x How to solve equations 3.3 How to find regression equation 3.4 How to expand trig expressions with trig identities 3.4 How to find equivalent trig expressions with trig identities 4.4 How to find local/global minimums of functions 4.4 How to find local/global maximums of functions 4.4 How to find inflection points of functions 4.8 How to estimate roots (i.e., zeros) of functions 4.8 Newton's Method 4.9 How to draw direction fields Calculus II Uses 4.9 How to find the indefinite integral of a function 5.1/5.2 How to find Riemann sum 5.1/5.2 How to graph Riemann sum 5.2 How to calculate the summation of expressions 5.2 How to find the definite integral of a function 5.4 How to use FTC part 1 5.7 How to convert a fraction into a sum of partial fractions (use expand function) 7.2 How to graph slope fields 7.2 How to graph solution curves to differential equations 7.2 How to use Euler's Method 8.1 How to find the first n terms of a sequence 8.2 How to find the first n partial sums of a series 8.2 How to find the sum of a series H.1 How to graph a polar function H.2 How to find the derivative of a polar function