# oxidation number method   102 videos

• #### Addition and Subtraction with Mixed Numbers

##### Pre-AlgebraFractions and MIxed Numbers

Adding or subtracting mixed numbers by either converting them to improper fractions or working with the integer part and the fractional part separately

• #### The Discriminant of a Quadratic Equation

##### Algebra 2Quadratic Equations and Inequalities

How to use the discriminant to know the number and type of solutions to a quadratic.

discriminant type of solution number of solutions type of roots number of roots
• #### Scientific Notation

##### Algebra 2Exponents

How to move between scientific notation and standard notation of numbers.

scientific notation standard notation big numbers small numbers
• #### Survey and sample methods

##### Pre-AlgebraIntroductory Statistics

Vocabulary of population parameters and sample statistics

• #### Integration: Substitution Method

##### AP Calculus ABAP Calculus Videos
Integration by substitution change of variables
• #### Volume - Disc Method

##### AP Calculus ABAP Calculus Videos
Volumes of rotation around x axis around y axis washers rotation around other axes
• #### DeMoivre's Theorem

##### PrecalculusPolar Coordinates and Complex Numbers

How to raise a complex number to an integer power using DeMoivre's Theorem.

complex numbers trigonometric form modulus argument
• #### Optimization Using the Closed Interval Method

##### CalculusApplications of the Derivative

How to evaluate the limit of a function at points where it is not continuous.

##### PrecalculusVectors and Parametric Equations

How to add vectors geometrically two ways.

• #### PCR - DNA Fingerprinting

##### BiologyMolecular Biology

The PCR method of DNA Fingerprinting.

PCR DNA fingerprinting gel electrophoresis polymerase chain reaction
• #### RFLP - DNA Fingerprinting

##### BiologyMolecular Biology

The RFLP method of DNA Fingerprinting.

RFLP DNA fingerprinting restriction fragment length polymorphism
• #### Compound Interest (Finite Number of Calculations)

##### Algebra 2Inverse, Exponential and Logarithmic Functions

How to use the compounded interest formula to find the value of an investment.

interest compound interest daily monthly weekly quarterly rate
• #### Compound Interest (Finite Number of Calculations)

##### PrecalculusExponential and Logarithmic Functions

How to use the compounded interest formula to find the value of an investment.

interest compound interest daily monthly weekly quarterly rate
• #### Probability

##### Pre-AlgebraIntroductory Statistics

Probability is number of successes out of number of possible outcomes

• #### The Discriminant

How to calculate and interpret the discriminant of a quadratic equation.

discriminant x intercepts number of solutions
• #### Definitions and Applications of Absolute Value

##### AlgebraAbsolute Value

What is absolute value?

absolute value number line distance

##### Pre-AlgebraWhole Numbers

Using the number line to represent adding and subtracting whole numbers

• #### Significant Figures

##### ChemistryIntroduction to Chemistry

How to find the correct number of figures to show when writing numbers.

significant figures digits rounding