Search for tag: "fourths"

Solving rational equations that simplify to quadratic: Binomial denominators & numerators

A The key to solving this kind of equation is multiplying through by the least common denominator to eliminate the fractions first, Then it is a matter of combining like terms on one side of the…

From  Tom Grant 58 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  

Evaluating an expression with a negative exponent: Positive fraction base

Two examples are shown with negative exponents. The reciprocal is produced first before applying the exponent to the numerator and denominator in each example.

From  Tom Grant 11 plays 0  

Solving for a variable in terms of other variables in a linear equation with fractions

This describes the process of solving for a particular variable in terms of other variables in an equation. There is a need to go further to combine like terms before it is complete.

From  Tom Grant 18 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 18 plays 0  

Complex fraction without variables: Problem type 2

Shows how to simplify a large fractions with fractioins embedded in it. The simplest way involves multiplying all small fractions by their least common denominator so the individual denominators…

From  Tom Grant 9 plays 0  

Complex fraction involving univariate monomials

An explanation of two single fractions divided with monomial denominators and how to simplify them

From  Tom Grant 11 plays 0  

Adding rational expressions with denominators ax and bx: Basic

Demonstrates how to adjuxt fractional algebra so that the fractions can be added together

From  Tom Grant 11 plays 0  

Writing equations of lines parallel and perpendicular to a given line through a point

Need the videos for finding tej slopes of parallel and perpendicular lines before viewing this one. This shows how to get the infromation needed for fulling in the point-slope form. You can leave…

From  Tom Grant 38 plays 0  

Solving a linear equation with several occurrences of the variable: Fractional forms with monomial numerators

This one helps you deal with fractions in an equation.

From  Tom Grant 27 plays 0  

Multiplicative property of equality with signed fractions

Multiplying both sides by the reciprocal of the variable's coefficient in order to get the variable alone and keep the equation balanced.

From  Tom Grant 56 plays 0  

Evaluating a linear expression: Signed fraction multiplication with addition or subtraction

Evaluating a variable expression when you know specific number values for each varible.

From  Tom Grant 26 plays 0  

Signed fraction addition or subtraction: Advanced

A discussion starting with where a single negative sign can be in a fraction, then finding common denominators in order to add or subtract the fractions.

From  Tom Grant 44 plays 0  

Plotting rational numbers on a number line

Just showing how to locate different fractions on a number l ine

From  Tom Grant 31 plays 0  

Addition or subtraction of fractions with different denominators

How to factor the denominators to find the necessary factors for the least ccommon denominator, then adjust the fractions to be equal versions with that LCD and combine the numerators for the answer.

From  Tom Grant 44 plays 0