Welcome to the College Prep Confidential Podcast

Videos

April 2, 2012

Factoring and Rule of Signs Calculator

Given a polynomial or rational expression, this will factor it if possible. Also shows the positive and negative potential root count using the Descartes Rule of Signs. Calculator: https://www.mathcelebrity.com/factor.php

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March 31, 2012

Numerical Property Calculator

Checks to see if a positive integer value you entered is: * Even Numbers or Odd Numbers * Evil Numbers or Odious Numbers * Perfect Numbers, Abundant Numbers, or Deficient Numbers * Triangular Numbers * Prime Numbers or Composite Numbers * Automorphic (Curious) * Undulating Numbers * Square Numbers *…

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March 22, 2012

Rectangular Solid Calculator

Solves for length, width, height, lateral area, surface area, and volume given inputs of your choice for a rectangular solid.

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March 21, 2012

Analyze Polynomial Calculator

Given a polynomial, this counts how many terms, and lists out the coefficient, variable, and exponent for each term

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March 21, 2012

Cholesterol Calculator

Solves for any of the 4 items in the Cholesterol Equation, Total Cholesterol, High Density Lipoproteins (HDL), Low Density Lipoproteins (LDL), and Triglycerides.

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March 13, 2012

Margin of Error from a Confidence Interval Calculator

Given a confidence interval, this calculates the margin of error

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March 5, 2012

Static Determinacy and Stability Calculator

Given a number of members (m) and joints (j), this calculates if the truss if Statically Determinate, Statically Indeterminate, or Unstable

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March 5, 2012

2 dice calculator

Calculates various probabilities for the sum, product, and faces of a pair of dice including monte carlo trials, divisibility, etc. 2 dice calculator URL: https://www.mathcelebrity.com/2dice.php

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Feb. 26, 2012

Equivalent Annual Cost Calculator

Calculates Equivalent Annual Cost and compares two items-machines-goods using investment cost, expected lifetime, and Maintenance Cost to see which is the better buy. Calculator: https://www.mathcelebrity.com/eac.php Time Stamps 00:00 Intro 00:08 Calculator Demo 01:55 EAC Formula 02:14 Generate an EAC practice problem 02:44 Conclusion

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Feb. 23, 2012

Accounting Rate of Return Calculator

Given a set of returns and an initial investment, this calculates the Accounting Rate of Return (Average Return)

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Feb. 20, 2012

Payback Period Calculator

Given a set of cash inflows and cash outflows, this calculates the payback period using cumulative cash flow amounts

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Feb. 16, 2012

Pentagon Calculator

Calculates the perimeter and area of a pentagon given side length and apothem length

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Feb. 12, 2012

Negative Binomial Distribution Calculator

Calculates the following probability scenarios: P(x=k), P(x-=k), P(x-k). Calculator: https://www.mathcelebrity.com/binomialneg.php

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Feb. 5, 2012

Units of Output (Service Output) Depreciation Calculator

Calculates Units of Output (Service Output) Depreciation Depreciable value, DPU, and Depreciation per period. Calculator: https://www.mathcelebrity.com/depunitsoutput.php

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Jan. 30, 2012

Basic Numerical Properties I

Demonstrates the following identities-properties: reflexive symmetric transitive zero multiplication zero property additive identity multiplicative identity additive inverse multiplicative inverse

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Jan. 28, 2012

Equated Time-Exact Time-Macaulay Duration-Volatitlity

Given a set of cash flows and discount rate, this determines t using equated time and exact time, as well as Macaulay duration and volatility. Calculator: https://www.mathcelebrity.com/equatedtime.php

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Jan. 27, 2012

Sinking Fund Calculator

Solves for Loan Amount of Sinking Fund Payment

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Jan. 27, 2012

Logistic Map Calculator

Given an initial x0 value, r, and n trial, this will run the recursive formula for the logistic map. Use the calculator at: https://www.mathcelebrity.com/logisticmap.php

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Jan. 23, 2012

EBIT-Net Income-Profit Margin

Given a set of inputs, this calculates, Earnings Before Interest and Taxes, Net Income, and Profit Margin. Calculator: https://www.mathcelebrity.com/ebit.php

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Jan. 21, 2012

Proportion Sample Size Calculator

Calculates the necessary proportion sample size needed to ensure reliability and variability

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Jan. 21, 2012

Compound Interest and Annuity Function Table Values

Given an interest rate, number of periods, and digits to round to, this calculates v^n, (1 + i)^n, a[n], s[n], and Sigma[n] for all annuity function values

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Jan. 21, 2012

Lines formed from Non-Collinear 3 points

How many lines can be formed from (n) points no 3 of which are collinear

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Jan. 16, 2012

Straight Line Depreciation Calculator

Solves for all items in the Straight Line Depreciation Equation including Book Value. https://www.mathcelebrity.com/depsl.php

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Jan. 15, 2012

Rhombus Calculator

Solves for Side, Area, Perimeter

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