[+] AntilogCalculates the antilog of a number using a base.
Features: Calculator  Quiz Generator  Practice Problem Generator
Examples (50): antilog 1, antilog 2, antilog 3, antilog 4, antilog 5, antilog 6, antilog 7, antilog 8, antilog 9, antilog 10, antilog 11, antilog 12, antilog 13, antilog 14, antilog 15, antilog 16, antilog 17, antilog 18, antilog 19, antilog 20, antilog 21, antilog 22, antilog 23, antilog 24, antilog 25, antilog 26, antilog 27, antilog 28, antilog 29, antilog 30, antilog 31, antilog 32, antilog 33, antilog 34, antilog 35, antilog 36, antilog 37, antilog 38, antilog 39, antilog 40, antilog 41, antilog 42, antilog 43, antilog 44, antilog 45, antilog 46, antilog 47, antilog 48, antilog 49, antilog 50 
[+] Base Conversion OperationsThis calculator allows you to add, subtract, multiply, and divide two numbers with different bases.
Features: Calculator  Practice Problem Generator  Watch the Video
Examples (8): 20 base 6 + 50 base 4, 30 base 4 * 20 base 2, 35 base 6  42 base 8, 22 base 6 / 44 base 3, 2_6+50_4, 30_4*20_2, 35_6  42_8, 22_6/44_3Tags: addition, base, division, multiplication, subtraction

[+] Circle EquationThis calculates the standard equation of a circle and general equation of a circle from the following given items:
* A center (h,k) and a radius r
* A diameter A(a_{1},a_{2}) and B(b_{1},b_{2})
This also allows you to enter a standard or general form equation so that the center (h,k) and radius r can be determined.
Features: Calculator  Practice Problem Generator  Watch the Video
Examples (4): (1,1)(2,4), (1,4) and (5,6), (h,k) = (2, 4) and r = 5, (x  2)^2 + (y + 5)^2 = 81Tags: center, circle, diameter, equation, midpoint, radius

[+] Conjugates 
[+] Demoivres TheoremUsing Demoivres Theorem, this calculator performs the following:
1) Evaluates (acis(θ))^{n}
2) Converts a + bi into Polar form
3) Converts Polar form to Rectangular (Standard) Form
Features: Calculator
Examples (2): 2cis60^3, 47iTags: imaginary, polar

[+] Divisibility 
[+] Ellipses 
[+] FactorialsCalculates the following factorial items:
* A factorial of one number such as n! * A factorial of a numerator divided by a factorial of a denominator such as n!m!/a!b!
* Double Factorials such as n!!
* Stirlings Approximation for n!
Features: Calculator  Quiz Generator  Practice Problem Generator  Watch the Video
Examples (36): 1!, 1!!, 1 factorial, FACT(1), 2!, 2!!, 2 factorial, FACT(2), 3!, 3!!, 3 factorial, FACT(4), 1!, 4!!, 4 factorial, FACT(4), 5!, 5!!, 5 factorial, FACT(5), 6!, 6!!, 6 factorial, FACT(6), 7!, 7!!, 7 factorial, FACT(7), 8!, 8!!, 8 factorial, FACT(8), 9!, 9!!, 9 factorial, FACT(9)Tags: double factorial, factorial, stirling

[+] FunctionTakes various functions (exponential, logarithmic, signum (sign), polynomial, linear with constant of proportionality, constant, absolute value), and classifies them, builds ordered pairs, and finds the yintercept and xintercept and domain and range if they exist.
Features: Calculator  Practice Problem Generator
Examples (2): y=5, f(x)=3^xTags: domain, function, ordered pair, range

[+] Function TestChecks to see if a set of ordered pairs represents a function
Features: Calculator  Practice Problem Generator  Watch the Video
Examples (1): {(2,6),(3,6),(4,9),(2,10)}Tags: domain, function, ordered pair, rang

[+] Hyperbola 
[+] Input Table 
[+] Irrational Numbers Between 
[+] LogarithmsUsing the formula Log a_{b} = e, this calculates the 3 pieces of a logarithm equation: 1) Base (b) 2) Exponent 3) Log Result
In addition, it converts
* Expand logarithmic expressions
Features: Calculator  Quiz Generator
Examples (8): log 1000, log(85), log of 200, logarithm of 500, 5^3=125, log4(8), log2(8x^4/5), log2(8x^4)Tags: base, exponent, logarithm

[+] Logarithms and Natural Logarithms and Eulers Constant (e)This calculator does the following:
* Takes the Natural Log base e of a number x Ln(x) → log_{e}x
* Raises e to a power of y, e^{y}
* Performs the change of base rule on log_{b}(x)
* Solves equations in the form b^{cx} = d where b, c, and d are constants and x is any variable az
* Solves equations in the form ce^{dx}=b where b, c, and d are constants, e is Eulers Constant = 2.71828182846, and x is any variable az
* Exponential form to logarithmic form for expressions such as 5^{3} = 125 to logarithmic form
* Logarithmic form to exponential form for expressions such as Log_{5}125 = 3
Features: Calculator  Quiz Generator  Practice Problem Generator
Examples (9): e^5, e^13.24, Ln 50, LN(80), natural log 45, 3^5x=27, 4e^6x=100, e^2q=48, Ln(4x) = 5Tags: euler, logarithm, natural log, power

[+] Parabolas 
[+] Permutations and CombinationsCalculates the following: Number of permutation(s) of n items arranged in r ways = _{n}P_{r} Number of combination(s) of n items arranged in r unique ways = _{n}C_{r} including subsets of sets
Features: Calculator  Quiz Generator  Practice Problem Generator  Watch the Video
Examples (9): 10 permutations of 6, 5 combinations of 3, 9 combination 4, 8 combination 2, 6 permutation 2, 10 permutations of 5, 6P3, 7c4, how many subsets of at least 3 elements can be formed from a set of 4 elementsTags: combination, factorial, permutation

[+] PI 
[+] Polar Conics 
[+] Rational,Irrational,Natural,Integer Property 