Search for tag: "parenthesis"

Solving a rational equation that simplifies to quadratic: Binomial denominators, constant numerators

The key to solving this equation is eliminating the fractions first by multiplying by the least common denominator and dividingout equal factors. Note that the integer term must be multiplied by…

From  Tom Grant 18 plays 0  

Solving an exponential equation by finding common bases: Linear exponents

Shows how to create common bases so that then the exponents can be set equal to each other and that equation can be solved.

From  Tom Grant 23 plays 0  

Finding the final amount in a word problem on compound interest

This video gives the formula for calculating compound interest and then demonstrates how to calculate the future amount after a given number of years.

From  Tom Grant 11 plays 0  

Union and intersection of intervals

A demonstration of how to deal with interpreting the union and intersection of two inequalities. For a more extensive and exhaustive demo, please view the videos entitled "Understanding…

From  Tom Grant 15 plays 0  

Set builder and interval notation

Shows how to interpret and graph on a number line a set written in set builder notation, then goes on to transfer the line graph to interval notation.

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  

Rational exponents: Unit fraction exponents and bases involving signs

Two examples of how to deal with fractional exponents on negative numbers.

From  Tom Grant 9 plays 0  

Factoring out a monomiail from a polynomial: Multivariate

Demonstrates how factor a greatest common factor (GCF) from a polynomial.

From  Tom Grant 29 plays 0  

Simplifying a sum or difference of three univariate polynomials

The key to getting this type of question is distributing any minus sign on the outside of the parentheses to each term on the inside thereby changing all of the i nner signs to their opposite

From  Tom Grant 33 plays 0  

Domain and range from the graph of a continuous function

Shows how to write the domain and range of a graph of an unbroken function with a starting point and an ending point.

From  Tom Grant 504 plays 0