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Writing an equation in slope-intercept form given the slope and a point

This shows the method of using the point-slope form to write the equation, then solving that form for y to get y = mx + b.

From  Tom Grant 15 plays 0  

Writing an equation and graphing a line given its slope and y-intercept

The informaton given here can be entered directly into the y = mx + b or slope-intercept form. Then the y-intercept is used as a starting point where you apply rise over run to the given slope to…

From  Tom Grant 5 plays 0  

Multiplicative property of inequality with integers

This states the Multiplicative Propery of Inequality, then demonstates how it works with two examples.

From  Tom Grant 10 plays 0  

Solving for a variable in terms of other variables using multiplication or division: Advanced

An examplel of how to rearrange a formula to better suit its particular purpose. Often we need to do this because it is easier to rearrange it once instead of having to solve for a variable each…

From  Tom Grant 5 plays 0  

Solving a linear equation with several occurrences of the variable: Variables on both sides and distribution

A somewhat fancierversion of seveal solving equation versions that should help solidify the process in your mind.

From  Tom Grant 10 plays 0  

Rationalizing a denominator: Quotient involving a monomial

Two quick demonstratoins of a rational expression containing radicals being ratioinalized by multiplication of a form of one to transform a radical in the denominantor to a whole number.

From  Tom Grant 8 plays 0  

Rationalizing a denominator: Square root of a fraction

This discusses what rationals and irratioinals are, then goes on to demonstrate how to eliminate any radical number in the denominator.

From  Tom Grant 7 plays 0  

Simplifying a quotient involving a sum or difference with a square root

This demonstrates creating a multiplication in the numerator of a rational expression that will allow the expression to be reduced by dividing like factors to simply one

From  Tom Grant 10 plays 0  

Rationalizing a denominator: Square root of a fraction

This video shows how to multiplly the top and bottom of a square root of a fraction to get the result of a rational number in the denominator.

From  Tom Grant 10 plays 0  

Rational exponents: Powers of powers with negative exponents

An example of distributing an exponent outside the parentheses to each factor iinside and then using the negaitve exponent definition to eliminate the negative.

From  Tom Grant 8 plays 0  

Rational exponents: Products and quotients with negative exponents

Shows how to manipulate fractional exponents in variou sways

From  Tom Grant 8 plays 0  

Rational exponents: Negative exponents and fractional bases

Two examples of how to deal with negative fractional exponents

From  Tom Grant 12 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 10 plays 0  

Converting between radical form and exponent form

Shows how these forms are interrelated

From  Tom Grant 6 plays 0  

Solving a rational equation that simplifies to quadratic: Proportional form, basic

Single fractions set equal to each other forms a proportion. When presented with this, it can be "cross multiplied" to eliminate the fractions. The resulting equation has a term with the…

From  Tom Grant 6 plays 0  

Solving a ratioinal equation that simplifies to linear: Unlike binomial denominators

Shows how to find a common denominator to use as a multiplier for each term in a rational equation (an equation with fractions) to then eliminate the denotminators and the result will be a more…

From  Tom Grant 10 plays 0