radicand proportion cross multiply 54 videos

Proportions
Algebra Solving Equations
How to solve proportions.
ratio proportion fraction cross multiply 

Percents
Algebra PreAlgebra
How to set up percent problems as proportions.
percent cross multiply proportion 
Law of Definite Proportions  Law of Multiple Proportions
Physics The Atom and Quantum Physics
Understanding the laws of definite and multiple proportions.
law of definite proportions law of multiple proportions matter dalton's law compounds 
Law of Definite Proportions  Law of Multiple Proportions
Chemistry Matter
Understanding the laws of definite and multiple proportions.
law of definite proportions law of multiple proportions matter dalton's law compounds 
Multiplying Polynomials
Algebra 2 Polynomials
How to multiply two binomials together.
multiplying polynomials foil binomial 
Multiplying and Distributing Radical Expressions
Algebra Radical Expressions and Equations
How to multiply radical expressions.
distributing FOIL radicand 
The Cross Product of Vectors
Precalculus Systems of Linear Equations and Matrices
How to compute the cross product of two 3D vectors.
unit vectors components cross product determinant 
Multiplying Complex Numbers
Algebra 2 Roots and Radicals
How to multiply imaginary numbers.
complex numbers multiplying i 
Multiplying and Dividing Rational Expressions
Algebra 2 Rational Expressions and Functions
How to multiply and divide rational expressions.
rational expression multiplying dividing fractions simplifying canceling flip and multiply 
Multiplying Complicated Polynomials
Algebra 2 Polynomials
How to multiply ?ugly? polynomials by looking for patterns.
multiplying polynomials shortcuts 
Simplifying Radical Expressions
Algebra Radical Expressions and Equations
How to simplify radicands.
square root radicand radical 
Chromosomes Crossing Over  Linked Genes
Biology Mendelian Genetics
The concepts of chromosome crossing over and linked genes.
chromosomes crossing over linked genes independent assortment meiosis codominance incomplete heterozygote homozygote 
Area With the Cross Product
Precalculus Systems of Linear Equations and Matrices
How to show that the magnitude of the cross product of two vectors gives the area of the parallelogram determined by those two vectors.
cross product magnitude of vectors dot product angle between vectors area parallelogram 
Multiplying Radicals of Different Roots
Algebra 2 Roots and Radicals
How to multiply radicals together when they are different roots.
multiplying roots different index different roots rational exponents 
Multiplying and DIviding with Mixed Numbers
PreAlgebra Fractions and MIxed Numbers
Multiplying or dividing with mixed numbers

Multiplying and Dividing Rationals
Algebra Rational Expressions and Functions
How to multiply and divide rational expressions.
monomial exponent factor trinomial 
Proportional Segments Between Parallel Lines
Geometry Similarity
How to prove two triangles are similar using a line parallel to a base.
parallel lines triangles similar triangles proportion 
Multiplying Complex Numbers
Precalculus Polar Coordinates and Complex Numbers
How to multiply two complex numbers in trigonometric form.
complex numbers trigonometric form modulus argument