165 Videos for "square"

Multiplying Polynomials: Special Cases  Problem 1
Math › Algebra › Polynomials
How to recognize a perfect square trinomial. 
Radicals and Absolute Values  Concept
Math › Algebra 2 › Roots and Radicals
How to know when to include a absolute value when simplifying a square root. 
2x2 Determinants  Concept
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute the determinant of a 2x2 square matrix. 
Radicals and Absolute Values  Problem 1
Math › Algebra 2 › Roots and Radicals
How to simplify a square root using absolute values. 
Factoring: Special Cases Part I  Problem 5
Math › Algebra › Factoring
Examples of factoring perfect square trinomials. 
Multiplying Polynomials: Special Cases  Problem 5
Math › Algebra › Polynomials
Examples of squared binomials and perfect square trinomials using FOIL to multiply a binomial by itself 
Pythagorean Theorem Proofs  Problem 1
Math › Geometry › Pythagorean Theorem
How to prove the Pythagorean Theorem by rearranging triangles inside a square. 
Solving Quadratic Equations in Disguise  Problem 3
Math › Algebra 2 › Quadratic Equations and Inequalities
How to solve a difference of two squares by substitution. 
Pythagorean Theorem Proofs  Problem 1
Math › Trigonometry › Pythagorean Theorem
How to prove the Pythagorean Theorem by rearranging triangles inside a square. 
Common Algebra II Mistakes  Problem 3
Math › Algebra 2 › Additional Topics
How to avoid making a mistake when taking the square root of a sum/difference. 
454590 Triangles  Problem 1
Math › Geometry › Pythagorean Theorem
How to find the hypotenuse in a 454590 triangle given a leg with a length that contains a square root. 
The Midpoint and Distance Formulas in 3D  Problem 4
Math › Precalculus › Vectors and Parametric Equations
How to find the center and radius of a sphere when its equation is not in centerradius form by completing the square. 
Multiplying Polynomials: Special Cases  Problem 4
Math › Algebra › Polynomials
Examples of multiplying two binomials that results in a difference of perfect squares. This happens because our two linear terms are additive inverses. 
454590 Triangles  Problem 1
Math › Trigonometry › Pythagorean Theorem
How to find the hypotenuse in a 454590 triangle given a leg with a length that contains a square root. 
3x3 Determinants  Concept
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute the determinant of a 3x3 square matrix using minors by expanding along the top row. 
454590 Triangles  Problem 3
Math › Geometry › Pythagorean Theorem
How to find the perimeter of a square given the length of its diagonal using 454590 triangles. 
Finding the Roots of a Complex Number  Problem 2
Math › Precalculus › Polar Coordinates and Complex Numbers
How to use DeMoivre's Theorem to compute the square roots of i. 
454590 Triangles  Problem 3
Math › Trigonometry › Pythagorean Theorem
How to find the perimeter of a square given the length of its diagonal using 454590 triangles. 
3x3 Determinants  Problem 1
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute the determinant of a 3x3 square matrix using minors by expanding along any row or column. 
Overview of the Different Methods of Solving a Quadratic Equation  Problem 2
Math › Algebra 2 › Quadratic Equations and Inequalities
How to solve a quadratic using the square root property.