Algebra through Precalculus
algdos: This program covers many functions of algebra and algebra 2.
factor1: This factors polynomials. Super handy.
vertform: Converts quadratics from standard form to vertex form.
quad: Solves quadratics; will show the answer as a decimal and with the de-radicalized discriminant.
triangle: solves triangles from any given situation: ASA, SAS, SSS, etc.
trigfunc: gives you the trig values once you type in angle degree.
unitcirc: handy for unit circle trig values.
heron: solves area of a triangle given the side lengths.
chigof: chi squared goodness of fit.
chisquare: calculates chi square.
invchi2: calculates inverse chi square.
s2int: gives interval for s2.
s2test: tests s2.
x2area: calculates chi square area.
x2gof: calculates chi-square goodness of fit.
x2val: calculates chi-square values.
zscore: calculates any aspect of z-score: can solve for missing variable.
zzinewt: this program is needed for most of the brains of the stats programs.
euler: calculates Euler approximation
ram: calculates approximate area using right, center, or left rectangles
Simpsonr: calculates Simpson’s rule for area under a curve
slopefeld: calculates slope field and graphs it
cirmot: all the circular motion equations; solves for any missing variable
ionlist: list of all ions and their charges. Helpful for an intro chem class.