# rational expressions   76 videos

• #### Solving Single-step Equations

##### AlgebraSolving Equations

How to solve single step equations with one variable.

expressions equations solutions2
• #### Solving Two-step Equations

##### AlgebraSolving Equations

How to solve two-step equations.

expressions equations solutions
• #### Solving Radical Equations

##### AlgebraRadical Expressions and Equations

How to solve rational equations.

radicand equation
• #### Velocity Vectors

##### PhysicsLinear and Projectile Motion

How to express velocity as a vector.

velocity vectors magnitude
• #### Introduction to Exponents

##### AlgebraExponents

How to interpret exponential expressions.

base exponent power
• #### Introduction to Exponents

##### Algebra 2Exponents

How to interpret exponential expressions.

base exponent power
• #### Evaluating a Logarithmic Expression in terms of Known Quantities

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

How to break up a logarithm of a large number.

product rule of logs quotient rule of logs expand
• #### Evaluating a Logarithmic Expression in terms of Known Quantities

##### PrecalculusExponential and Logarithmic Functions

How to break up a logarithm of a large number.

product rule of logs quotient rule of logs expand
• #### Dividing Complex Numbers

##### Algebra 2Roots and Radicals

How to rationalize the denominator when dealing with an imaginary number.

dividing by i complex numbers
• #### Binomial Theorem

##### Algebra 2Polynomials

How to define factorial expressions used in the binomial theorem.

square root
• #### Trigonometric Form of Complex Numbers

##### PrecalculusPolar Coordinates and Complex Numbers

How to express a complex number in trigonometric form.

complex numbers the complex plane modulus argument sine cosine tangent rectangular form trigonometric form
• #### Binomial Theorem

##### PrecalculusTopics in Discrete Math

How to define factorial expressions used in the binomial theorem.

square root
• #### Rules of Exponents

##### Algebra 2Exponents

How to use the rules of exponents to simplify exponential expressions.

rules of exponents simplifying exponents
• #### Phenotype

##### BiologyMendelian Genetics

The description of phenotype.

phenotype genotype dominant allele recessive epigenetics gene expression
• #### Solving Multi-step Equations

##### AlgebraSolving Equations

How to solve multi-step equations.

expressions equations solutions implying like terms combining like terms
• #### Using Trigonometric Identities

##### PrecalculusTrigonometric Functions

How to simplify a trigonometric expression by converting to sines and cosines and using algebra.

reciprocal identities
• #### Using the Inverse Trigonometric Functions

##### PrecalculusAdvanced Trigonometry

How to evaluate expressions like tan(sin (4/5))^(-1).

sine cosine tangent inverse sine inverse cosine inverse tangent the unit circle
• #### Unit Vectors

##### PrecalculusVectors and Parametric Equations

How to express a vector algebraically in terms of the unit vectors i and j.

unit vectors length magnitude the unit vectors i and j vector addition scalar multiplication component form
• #### Greatest Common Factors

##### AlgebraFactoring

How to find the greatest common factor of 2 or more expressions.

greatest common factor factor monomial binomial
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