Search for tag: "symbol"

Simplifying a product of radical expressions: Univariate

A short demonstration of multiplying and then reducing the result when presented with the product of two radical expressions.

From  Tom Grant 9 plays 0  

Solving a quadratic equation by completing the square: Exact Answers

Two examples are shown here, one relatively easy, then one with some fractions involved.

From  Tom Grant 4 plays 0  

Understanding the product rule of exponents

A quick intro to how and why the product rule for exponents works.

From  Tom Grant 9 plays 0  

Solving a two-step linear inequality with a fractional coefficient

This contains one example of solving an inequality as described in the title.

From  Tom Grant 16 plays 0  

Additive property of inequality with integers

A demo that only shows a one step process of adding an integer to both sides of an inequality so that the variable stands alone and we can tell what values are true for that inequality.

From  Tom Grant 9 plays 0  

Solving a radical equation that simplifies to a linear equation: One radical, advanced

Two examples here of solving radical equations. Both have one radical that each need isotation before squaring both sides.. Emphasis is p laced on checking your answer because the one arrived at…

From  Tom Grant 8 plays 0  

Simplifying a product involving square roots using the distributive property: Basic

Demonstrates distribution when radicals are invovled.

From  Tom Grant 9 plays 0  

Rational exponents: Non-unit fraction exponent with a whole number base

Two examples of how to apply a fractional exponent to a whole number base.

From  Tom Grant 24 plays 0  

Converting between radical form and exponent form

Shows how these forms are interrelated

From  Tom Grant 9 plays 0  

Pythagorean Theorem

A quick run through the use of a^2 + b^2 = c^2 to find an unknown side of a right tirangle if we know the other two sides.

From  Tom Grant 14 plays 0  

Writing an equation and drawing its graph to model a real-world situation: Advanced

Shows how to interpret a situatioin and create an equation that creates a mathematical connection between two variables. Then by substituting a couple of input values, we can determine the outputs…

From  Tom Grant 72 plays 0  

Finding slopes of lines parallel and perpendicular to a line given in slope-intercept form

Describes how and why the slopes of parallel and perpendicular lines can be found

From  Tom Grant 9 plays 0  

Graphing a linear inequality on the number line

A demonstration of number line graphs. There are two examples in the vi deo, but when you do the questions in ALEKS you'll only have to do one.

From  Tom Grant 11 plays 0  

Translating a sentence into a one-step inequality

This shows how written statments are not always written in the order that the mathematical equivalent is, so please listen to the explanation presented here.

From  Tom Grant 40 plays 0  

Translating a sentence by using an inequality symbol

This just describes how to translate a statement in words using the symbols for greater than, greater that or equal to, less than, and less than or equal to.

From  Tom Grant 56 plays 0