## Solving Quadratic Inequalities The Easy Way

In this video we solve quadratic inequalities by finding the x-intercepts, then based on which way the graph opens we can write our solution. Easy!...

From MrCaryMath

In this video we solve quadratic inequalities by finding the x-intercepts, then based on which way the graph opens we can write our solution. Easy!...

From MrCaryMath

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From MrCaryMath

This video shows how to evaluate the imaginary number i to any integer exponent. You will learn how to take i to a positive or negative whole number power. A pattern emerges that is very helpful!...

From MrCaryMath

This video explains and show examples of addition, subtraction, multiplication, and division of complex numbers. Numbers with a read and imaginary part. The idea of closure of the complex number is also discussed....

From MrCaryMath

This video explains imaginary numbers and how to simplify a square root that contains a negative. We also discuss the definition of complex numbers and multiply two imaginary numbers....

From MrCaryMath

This video explains how to solve equation that contain a cubed root by cubing both sides of the equation and then solving for the variable. We also discuss extraneous roots....

From MrCaryMath

This videos lays out a step by step way to approach factoring all types of polynomials....

From MrCaryMath

This videos explains the formulas for the sum and difference of cubes. In addition, many examples are covered including problems with a greatest common factor....

From MrCaryMath

This video shows how to recognize and factor a perfect square trinomial....

From MrCaryMath

This video shows how to easily factor the difference of two perfect squares....

From MrCaryMath

This video shows how to factor a trinomial with a leading coefficient of one....

From MrCaryMath

This video uses an application to show how to convert numbers in standard notation to scientific notation, multiply two numbers in scientific notation using the product rule of expoents, and then adjust the product to put the number into correct notation....

From MrCaryMath

This video shows examples of adding and subtracting polynomials. It also highlights the distributive property and combining like terms....

From MrCaryMath

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From MrCaryMath

This video explains why the right triangle trigonometry works based on similar triangles. It also includes a few examples of the power of solving problems with right triangle trigonometry....

From MrCaryMath

This video contains four examples of simplifying a cube root that contains integers as well as variables with exponents. Taking the cube root of a negative is possible because a negative to the third power is a negative. Other issues covered are dealing...

From MrCaryMath

In this video we look at three examples of simplifying a square root that contains a coefficient and variables with exponents in the radicand....

From MrCaryMath

You will learn how to solve a formula for any of it's variables. In other words how to solve a formula for a variable in terms of the other variables by performing operations on both sides of the equation....

From MrCaryMath

You will learn how to find the least common denominator or LCD of a rational expression by factoring and looking for common factors. This video gives you the skills you need to be successful at adding and subtracting rational expressions, fractions with ...

From MrCaryMath

In this video you will learn how to simplify a rational expression by factoring and reducing. You will also learn how to determine for what values of the variable the rational expression is undefined....

From MrCaryMath

Learn why the formulas for finding the volume and surface area of a rectangular box work! See a few examples and gain a better understanding what volume and surface area mean....

From MrCaryMath

In this video we use unit analysis to convert distances, areas, and volumes....

From MrCaryMath

Factoring a polynomial with four terms by grouping is explained. Examples include dealing with negatives and rearranging terms....

From MrCaryMath

This video explains how taking out the greatest common factor GCF is related to the distributive property. Multiple examples are shown and explained....

From MrCaryMath

This video covers two fairly difficult problems that involve using the laws of exponents to simplify. Negative exponents and fractions are involved!...

From MrCaryMath

In this video the quotient rule is explained as well as how to deal with negative exponents....

From MrCaryMath

This video explains how to find the solution to a linear inequality and then write that solution on a number line or in interval notation. We also check the solution to linear inequalities. In addition why we need to flip the inequality sign when multip...

From MrCaryMath

This video derives the product and power rule of exponents and covers examples including fractions and negative coefficients....

From MrCaryMath

More complicated proportions are solved by using the cross product and distributive properties....

From MrCaryMath

The definition of a proportion as a ratio equals a ratio or a rate equals a rate is explained. Real life applications of both types of problems are covered. Also the cross product property is proved....

From MrCaryMath

A linear equation in one variable with fractions is solved first by using the fractions and then by clearing the fractions....

From MrCaryMath

In this problems we are given the perimeter of a rectangle and the fact that the length is ten less than three times the width. We use algebra to find the dimensions of the rectangle....

From MrCaryMath

This video explains how to solve a system of two linear equations with two unknowns by using the elimination method. Examples include problems in which the equations must be rearranged, one equation must be multiplied, and both equations must be multipl...

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This video explains how to solve a system of two linear equations with two unknowns by using the substitution method. Examples include problems in which the variable must be isolated before substituting. Checking the solution is emphasized....

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This video explains how to solve a system of two linear equations with two unknowns by using the graphing method. Graphing a line using slope and y-intercept as well as plotting points is reviewed. The idea of what a solution to a system means is emphas...

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In this video the quadratic formula is proved using completing the square....

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In this video we look at using the distributive property to multiply two binomials. I also explain the meaning of FOIL....

From MrCaryMath

In this video I show how to multiply a binomial and a trinomial using the distributive property. I also cover one example of multiplying a trinomial times a trinomial....

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In this video we find the integer factors of a given number and also explore tests for divisibility....

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In this video we evaluate an expresssion involving sin and cosine of angles found in a special triangle 45 - 45- 90 and 30 - 60 - 90....

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In this video addition subtraction multiplication and division of decimals is reviewed....

From MrCaryMath

In this video addition subtraction multiplication and division of fractions is reviewed....

From MrCaryMath

This video looks at an example of a quadratic equation modeling the height of diver t seconds after he dives off a platform. We find the time it takes to reach various heights and we find the max height....

From MrCaryMath

In this video we find a quadratic equation when we are given the solutions to the equation....

From MrCaryMath

This video shows a method for factoring tougher trinomials in the form ax^2 + bx + c. The box method is a spin on the AC method which helps determine the two binomials that multiply to give a trinomial without using factor by grouping....

From MrCaryMath